Home / 841,528.43-1,262,292.65-210,442.25

Finding the Fourth Proportional to 841,528.43, 1,262,292.65 and 210,442.25

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Solution

The fourth proportional to 841,528.43, 1,262,292.65 and 210,442.25 is: 315,663.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,528.43 : 1,262,292.65 = 210,442.25 : x
  2. Step 2: Convert to fraction form
    841,528.43/1,262,292.65 = 210,442.25/x
  3. Step 3: Cross multiply
    841,528.43x = 1,262,292.65 × 210,442.25
  4. Step 4: Simplify right side
    841,528.43x = 265,639,698,060.79
  5. Step 5: Solve for x
    x = 265,639,698,060.79/841,528.43
  6. Step 6: Final answer
    x = 315,663.37

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Double scale
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Similar ratio
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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.