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Finding the Fourth Proportional to 342,502.16, 513,359.57 and 230,046.62

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Solution

The fourth proportional to 342,502.16, 513,359.57 and 230,046.62 is: 344,805.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,502.16 : 513,359.57 = 230,046.62 : x
  2. Step 2: Convert to fraction form
    342,502.16/513,359.57 = 230,046.62/x
  3. Step 3: Cross multiply
    342,502.16x = 513,359.57 × 230,046.62
  4. Step 4: Simplify right side
    342,502.16x = 118,096,631,931.47
  5. Step 5: Solve for x
    x = 118,096,631,931.47/342,502.16
  6. Step 6: Final answer
    x = 344,805.51

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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.