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Finding the Fourth Proportional to 573,035.40, 858,371.82 and 335,658.42

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Solution

The fourth proportional to 573,035.40, 858,371.82 and 335,658.42 is: 502,795.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,035.40 : 858,371.82 = 335,658.42 : x
  2. Step 2: Convert to fraction form
    573,035.40/858,371.82 = 335,658.42/x
  3. Step 3: Cross multiply
    573,035.40x = 858,371.82 × 335,658.42
  4. Step 4: Simplify right side
    573,035.40x = 288,119,728,873.72
  5. Step 5: Solve for x
    x = 288,119,728,873.72/573,035.40
  6. Step 6: Final answer
    x = 502,795.69

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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.