Home / 791,981.64-1,092,948.84-429,417.72

Finding the Fourth Proportional to 791,981.64, 1,092,948.84 and 429,417.72

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Solution

The fourth proportional to 791,981.64, 1,092,948.84 and 429,417.72 is: 592,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,981.64 : 1,092,948.84 = 429,417.72 : x
  2. Step 2: Convert to fraction form
    791,981.64/1,092,948.84 = 429,417.72/x
  3. Step 3: Cross multiply
    791,981.64x = 1,092,948.84 × 429,417.72
  4. Step 4: Simplify right side
    791,981.64x = 469,331,598,949.45
  5. Step 5: Solve for x
    x = 469,331,598,949.45/791,981.64
  6. Step 6: Final answer
    x = 592,604.14

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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.