Home / 731,904.20-1,095,717.90-521,952.20

Finding the Fourth Proportional to 731,904.20, 1,095,717.90 and 521,952.20

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Solution

The fourth proportional to 731,904.20, 1,095,717.90 and 521,952.20 is: 781,403.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,904.20 : 1,095,717.90 = 521,952.20 : x
  2. Step 2: Convert to fraction form
    731,904.20/1,095,717.90 = 521,952.20/x
  3. Step 3: Cross multiply
    731,904.20x = 1,095,717.90 × 521,952.20
  4. Step 4: Simplify right side
    731,904.20x = 571,912,368,484.38
  5. Step 5: Solve for x
    x = 571,912,368,484.38/731,904.20
  6. Step 6: Final answer
    x = 781,403.32

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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.