Home / 361,326.16-498,429.20-284,562.46

Finding the Fourth Proportional to 361,326.16, 498,429.20 and 284,562.46

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Solution

The fourth proportional to 361,326.16, 498,429.20 and 284,562.46 is: 392,537.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,326.16 : 498,429.20 = 284,562.46 : x
  2. Step 2: Convert to fraction form
    361,326.16/498,429.20 = 284,562.46/x
  3. Step 3: Cross multiply
    361,326.16x = 498,429.20 × 284,562.46
  4. Step 4: Simplify right side
    361,326.16x = 141,834,235,372.87
  5. Step 5: Solve for x
    x = 141,834,235,372.87/361,326.16
  6. Step 6: Final answer
    x = 392,537.97

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1.5x scale

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.