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Finding the Fourth Proportional to 476,756.04, 715,122.96 and 240,035.16

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Solution

The fourth proportional to 476,756.04, 715,122.96 and 240,035.16 is: 360,047.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,756.04 : 715,122.96 = 240,035.16 : x
  2. Step 2: Convert to fraction form
    476,756.04/715,122.96 = 240,035.16/x
  3. Step 3: Cross multiply
    476,756.04x = 715,122.96 × 240,035.16
  4. Step 4: Simplify right side
    476,756.04x = 171,654,654,123.27
  5. Step 5: Solve for x
    x = 171,654,654,123.27/476,756.04
  6. Step 6: Final answer
    x = 360,047.15

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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.