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Finding the Fourth Proportional to 250,931.64, 345,807.72 and 246,319.92

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Solution

The fourth proportional to 250,931.64, 345,807.72 and 246,319.92 is: 339,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,931.64 : 345,807.72 = 246,319.92 : x
  2. Step 2: Convert to fraction form
    250,931.64/345,807.72 = 246,319.92/x
  3. Step 3: Cross multiply
    250,931.64x = 345,807.72 × 246,319.92
  4. Step 4: Simplify right side
    250,931.64x = 85,179,329,925.78
  5. Step 5: Solve for x
    x = 85,179,329,925.78/250,931.64
  6. Step 6: Final answer
    x = 339,452.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.