Home / 573,742.62-858,931.56-402,370.38

Finding the Fourth Proportional to 573,742.62, 858,931.56 and 402,370.38

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Solution

The fourth proportional to 573,742.62, 858,931.56 and 402,370.38 is: 602,375.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,742.62 : 858,931.56 = 402,370.38 : x
  2. Step 2: Convert to fraction form
    573,742.62/858,931.56 = 402,370.38/x
  3. Step 3: Cross multiply
    573,742.62x = 858,931.56 × 402,370.38
  4. Step 4: Simplify right side
    573,742.62x = 345,608,618,191.19
  5. Step 5: Solve for x
    x = 345,608,618,191.19/573,742.62
  6. Step 6: Final answer
    x = 602,375.71

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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.