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Finding the Fourth Proportional to 573,302.20, 858,770.70 and 335,925.40

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Solution

The fourth proportional to 573,302.20, 858,770.70 and 335,925.40 is: 503,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,302.20 : 858,770.70 = 335,925.40 : x
  2. Step 2: Convert to fraction form
    573,302.20/858,770.70 = 335,925.40/x
  3. Step 3: Cross multiply
    573,302.20x = 858,770.70 × 335,925.40
  4. Step 4: Simplify right side
    573,302.20x = 288,482,890,905.78
  5. Step 5: Solve for x
    x = 288,482,890,905.78/573,302.20
  6. Step 6: Final answer
    x = 503,195.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.