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Finding the Fourth Proportional to 652,216.30, 978,324.45 and 473,757.10

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Solution

The fourth proportional to 652,216.30, 978,324.45 and 473,757.10 is: 710,635.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,216.30 : 978,324.45 = 473,757.10 : x
  2. Step 2: Convert to fraction form
    652,216.30/978,324.45 = 473,757.10/x
  3. Step 3: Cross multiply
    652,216.30x = 978,324.45 × 473,757.10
  4. Step 4: Simplify right side
    652,216.30x = 463,488,154,291.10
  5. Step 5: Solve for x
    x = 463,488,154,291.10/652,216.30
  6. Step 6: Final answer
    x = 710,635.65

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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.