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Finding the Fourth Proportional to 441,650.81, 609,478.16 and 240,446.81

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Solution

The fourth proportional to 441,650.81, 609,478.16 and 240,446.81 is: 331,816.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,650.81 : 609,478.16 = 240,446.81 : x
  2. Step 2: Convert to fraction form
    441,650.81/609,478.16 = 240,446.81/x
  3. Step 3: Cross multiply
    441,650.81x = 609,478.16 × 240,446.81
  4. Step 4: Simplify right side
    441,650.81x = 146,547,079,658.13
  5. Step 5: Solve for x
    x = 146,547,079,658.13/441,650.81
  6. Step 6: Final answer
    x = 331,816.62

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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.