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Finding the Fourth Proportional to 492,002.10, 736,253.55 and 450,011.70

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Solution

The fourth proportional to 492,002.10, 736,253.55 and 450,011.70 is: 673,417.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,002.10 : 736,253.55 = 450,011.70 : x
  2. Step 2: Convert to fraction form
    492,002.10/736,253.55 = 450,011.70/x
  3. Step 3: Cross multiply
    492,002.10x = 736,253.55 × 450,011.70
  4. Step 4: Simplify right side
    492,002.10x = 331,322,711,666.54
  5. Step 5: Solve for x
    x = 331,322,711,666.54/492,002.10
  6. Step 6: Final answer
    x = 673,417.27

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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.