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Finding the Fourth Proportional to 270,423.77, 373,179.15 and 168,397.79

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Solution

The fourth proportional to 270,423.77, 373,179.15 and 168,397.79 is: 232,385.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,423.77 : 373,179.15 = 168,397.79 : x
  2. Step 2: Convert to fraction form
    270,423.77/373,179.15 = 168,397.79/x
  3. Step 3: Cross multiply
    270,423.77x = 373,179.15 × 168,397.79
  4. Step 4: Simplify right side
    270,423.77x = 62,842,542,268.18
  5. Step 5: Solve for x
    x = 62,842,542,268.18/270,423.77
  6. Step 6: Final answer
    x = 232,385.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.