Home / 726,459.36-1,001,945.88-471,892.56

Finding the Fourth Proportional to 726,459.36, 1,001,945.88 and 471,892.56

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Solution

The fourth proportional to 726,459.36, 1,001,945.88 and 471,892.56 is: 650,842.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,459.36 : 1,001,945.88 = 471,892.56 : x
  2. Step 2: Convert to fraction form
    726,459.36/1,001,945.88 = 471,892.56/x
  3. Step 3: Cross multiply
    726,459.36x = 1,001,945.88 × 471,892.56
  4. Step 4: Simplify right side
    726,459.36x = 472,810,806,294.65
  5. Step 5: Solve for x
    x = 472,810,806,294.65/726,459.36
  6. Step 6: Final answer
    x = 650,842.75

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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.