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Finding the Fourth Proportional to 573,669.93, 791,522.78 and 358,702.41

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Solution

The fourth proportional to 573,669.93, 791,522.78 and 358,702.41 is: 494,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,669.93 : 791,522.78 = 358,702.41 : x
  2. Step 2: Convert to fraction form
    573,669.93/791,522.78 = 358,702.41/x
  3. Step 3: Cross multiply
    573,669.93x = 791,522.78 × 358,702.41
  4. Step 4: Simplify right side
    573,669.93x = 283,921,129,652.66
  5. Step 5: Solve for x
    x = 283,921,129,652.66/573,669.93
  6. Step 6: Final answer
    x = 494,920.71

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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.