Home / 948,005.10-1,422,007.65-414,960.30

Finding the Fourth Proportional to 948,005.10, 1,422,007.65 and 414,960.30

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Solution

The fourth proportional to 948,005.10, 1,422,007.65 and 414,960.30 is: 622,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,005.10 : 1,422,007.65 = 414,960.30 : x
  2. Step 2: Convert to fraction form
    948,005.10/1,422,007.65 = 414,960.30/x
  3. Step 3: Cross multiply
    948,005.10x = 1,422,007.65 × 414,960.30
  4. Step 4: Simplify right side
    948,005.10x = 590,076,721,046.30
  5. Step 5: Solve for x
    x = 590,076,721,046.30/948,005.10
  6. Step 6: Final answer
    x = 622,440.45

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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.