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Finding the Fourth Proportional to 461,463.47, 692,243.50 and 124,506.91

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Solution

The fourth proportional to 461,463.47, 692,243.50 and 124,506.91 is: 186,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,463.47 : 692,243.50 = 124,506.91 : x
  2. Step 2: Convert to fraction form
    461,463.47/692,243.50 = 124,506.91/x
  3. Step 3: Cross multiply
    461,463.47x = 692,243.50 × 124,506.91
  4. Step 4: Simplify right side
    461,463.47x = 86,189,099,152.59
  5. Step 5: Solve for x
    x = 86,189,099,152.59/461,463.47
  6. Step 6: Final answer
    x = 186,773.40

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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.