Home / 791,953.73-1,092,903.95-429,376.61

Finding the Fourth Proportional to 791,953.73, 1,092,903.95 and 429,376.61

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Solution

The fourth proportional to 791,953.73, 1,092,903.95 and 429,376.61 is: 592,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,953.73 : 1,092,903.95 = 429,376.61 : x
  2. Step 2: Convert to fraction form
    791,953.73/1,092,903.95 = 429,376.61/x
  3. Step 3: Cross multiply
    791,953.73x = 1,092,903.95 × 429,376.61
  4. Step 4: Simplify right side
    791,953.73x = 469,267,388,715.53
  5. Step 5: Solve for x
    x = 469,267,388,715.53/791,953.73
  6. Step 6: Final answer
    x = 592,543.95

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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.