Home / 657,250.26-907,047.36-370,665.78

Finding the Fourth Proportional to 657,250.26, 907,047.36 and 370,665.78

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Solution

The fourth proportional to 657,250.26, 907,047.36 and 370,665.78 is: 511,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,250.26 : 907,047.36 = 370,665.78 : x
  2. Step 2: Convert to fraction form
    657,250.26/907,047.36 = 370,665.78/x
  3. Step 3: Cross multiply
    657,250.26x = 907,047.36 × 370,665.78
  4. Step 4: Simplify right side
    657,250.26x = 336,211,417,191.34
  5. Step 5: Solve for x
    x = 336,211,417,191.34/657,250.26
  6. Step 6: Final answer
    x = 511,542.46

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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.