Home / 841,473.50-1,262,210.31-210,387.31

Finding the Fourth Proportional to 841,473.50, 1,262,210.31 and 210,387.31

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Solution

The fourth proportional to 841,473.50, 1,262,210.31 and 210,387.31 is: 315,580.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,473.50 : 1,262,210.31 = 210,387.31 : x
  2. Step 2: Convert to fraction form
    841,473.50/1,262,210.31 = 210,387.31/x
  3. Step 3: Cross multiply
    841,473.50x = 1,262,210.31 × 210,387.31
  4. Step 4: Simplify right side
    841,473.50x = 265,553,028,619.64
  5. Step 5: Solve for x
    x = 265,553,028,619.64/841,473.50
  6. Step 6: Final answer
    x = 315,580.98

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.