Home / 657,428.37-907,265.31-363,077.17

Finding the Fourth Proportional to 657,428.37, 907,265.31 and 363,077.17

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Solution

The fourth proportional to 657,428.37, 907,265.31 and 363,077.17 is: 501,054.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,428.37 : 907,265.31 = 363,077.17 : x
  2. Step 2: Convert to fraction form
    657,428.37/907,265.31 = 363,077.17/x
  3. Step 3: Cross multiply
    657,428.37x = 907,265.31 × 363,077.17
  4. Step 4: Simplify right side
    657,428.37x = 329,407,321,193.97
  5. Step 5: Solve for x
    x = 329,407,321,193.97/657,428.37
  6. Step 6: Final answer
    x = 501,054.31

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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.