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Finding the Fourth Proportional to 573,334.20, 858,818.70 and 335,957.40

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Solution

The fourth proportional to 573,334.20, 858,818.70 and 335,957.40 is: 503,243.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,334.20 : 858,818.70 = 335,957.40 : x
  2. Step 2: Convert to fraction form
    573,334.20/858,818.70 = 335,957.40/x
  3. Step 3: Cross multiply
    573,334.20x = 858,818.70 × 335,957.40
  4. Step 4: Simplify right side
    573,334.20x = 288,526,497,523.38
  5. Step 5: Solve for x
    x = 288,526,497,523.38/573,334.20
  6. Step 6: Final answer
    x = 503,243.13

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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.