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Finding the Fourth Proportional to 573,036.90, 858,374.07 and 335,659.92

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Solution

The fourth proportional to 573,036.90, 858,374.07 and 335,659.92 is: 502,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,036.90 : 858,374.07 = 335,659.92 : x
  2. Step 2: Convert to fraction form
    573,036.90/858,374.07 = 335,659.92/x
  3. Step 3: Cross multiply
    573,036.90x = 858,374.07 × 335,659.92
  4. Step 4: Simplify right side
    573,036.90x = 288,121,771,666.27
  5. Step 5: Solve for x
    x = 288,121,771,666.27/573,036.90
  6. Step 6: Final answer
    x = 502,797.94

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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.