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Finding the Fourth Proportional to 476,451.15, 714,685.88 and 116,625.08

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Solution

The fourth proportional to 476,451.15, 714,685.88 and 116,625.08 is: 174,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,451.15 : 714,685.88 = 116,625.08 : x
  2. Step 2: Convert to fraction form
    476,451.15/714,685.88 = 116,625.08/x
  3. Step 3: Cross multiply
    476,451.15x = 714,685.88 × 116,625.08
  4. Step 4: Simplify right side
    476,451.15x = 83,350,300,008.15
  5. Step 5: Solve for x
    x = 83,350,300,008.15/476,451.15
  6. Step 6: Final answer
    x = 174,939.87

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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.