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Finding the Fourth Proportional to 506,950.61, 699,625.69 and 292,104.59

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Solution

The fourth proportional to 506,950.61, 699,625.69 and 292,104.59 is: 403,123.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,950.61 : 699,625.69 = 292,104.59 : x
  2. Step 2: Convert to fraction form
    506,950.61/699,625.69 = 292,104.59/x
  3. Step 3: Cross multiply
    506,950.61x = 699,625.69 × 292,104.59
  4. Step 4: Simplify right side
    506,950.61x = 204,363,871,102.53
  5. Step 5: Solve for x
    x = 204,363,871,102.53/506,950.61
  6. Step 6: Final answer
    x = 403,123.83

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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.