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Finding the Fourth Proportional to 573,432.94, 791,457.85 and 363,745.20

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Solution

The fourth proportional to 573,432.94, 791,457.85 and 363,745.20 is: 502,044.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,432.94 : 791,457.85 = 363,745.20 : x
  2. Step 2: Convert to fraction form
    573,432.94/791,457.85 = 363,745.20/x
  3. Step 3: Cross multiply
    573,432.94x = 791,457.85 × 363,745.20
  4. Step 4: Simplify right side
    573,432.94x = 287,888,989,982.53
  5. Step 5: Solve for x
    x = 287,888,989,982.53/573,432.94
  6. Step 6: Final answer
    x = 502,044.74

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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.