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Finding the Fourth Proportional to 476,683.02, 715,013.60 and 239,962.14

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Solution

The fourth proportional to 476,683.02, 715,013.60 and 239,962.14 is: 359,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,683.02 : 715,013.60 = 239,962.14 : x
  2. Step 2: Convert to fraction form
    476,683.02/715,013.60 = 239,962.14/x
  3. Step 3: Cross multiply
    476,683.02x = 715,013.60 × 239,962.14
  4. Step 4: Simplify right side
    476,683.02x = 171,576,192,385.29
  5. Step 5: Solve for x
    x = 171,576,192,385.29/476,683.02
  6. Step 6: Final answer
    x = 359,937.71

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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.