Home / 755,239.31-1,042,230.53-415,705.13

Finding the Fourth Proportional to 755,239.31, 1,042,230.53 and 415,705.13

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Solution

The fourth proportional to 755,239.31, 1,042,230.53 and 415,705.13 is: 573,673.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,239.31 : 1,042,230.53 = 415,705.13 : x
  2. Step 2: Convert to fraction form
    755,239.31/1,042,230.53 = 415,705.13/x
  3. Step 3: Cross multiply
    755,239.31x = 1,042,230.53 × 415,705.13
  4. Step 4: Simplify right side
    755,239.31x = 433,260,573,791.73
  5. Step 5: Solve for x
    x = 433,260,573,791.73/755,239.31
  6. Step 6: Final answer
    x = 573,673.23

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.