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Finding the Fourth Proportional to 491,048.91, 736,358.64 and 247,740.30

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Solution

The fourth proportional to 491,048.91, 736,358.64 and 247,740.30 is: 371,502.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,048.91 : 736,358.64 = 247,740.30 : x
  2. Step 2: Convert to fraction form
    491,048.91/736,358.64 = 247,740.30/x
  3. Step 3: Cross multiply
    491,048.91x = 736,358.64 × 247,740.30
  4. Step 4: Simplify right side
    491,048.91x = 182,425,710,381.19
  5. Step 5: Solve for x
    x = 182,425,710,381.19/491,048.91
  6. Step 6: Final answer
    x = 371,502.12

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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.