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Finding the Fourth Proportional to 573,147, 858,538.88 and 335,770.02

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Solution

The fourth proportional to 573,147, 858,538.88 and 335,770.02 is: 502,962.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,147 : 858,538.88 = 335,770.02 : x
  2. Step 2: Convert to fraction form
    573,147/858,538.88 = 335,770.02/x
  3. Step 3: Cross multiply
    573,147x = 858,538.88 × 335,770.02
  4. Step 4: Simplify right side
    573,147x = 288,271,615,229.53
  5. Step 5: Solve for x
    x = 288,271,615,229.53/573,147
  6. Step 6: Final answer
    x = 502,962.79

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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.