Home / 317,451.12-438,087.90-174,224.52

Finding the Fourth Proportional to 317,451.12, 438,087.90 and 174,224.52

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Solution

The fourth proportional to 317,451.12, 438,087.90 and 174,224.52 is: 240,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,451.12 : 438,087.90 = 174,224.52 : x
  2. Step 2: Convert to fraction form
    317,451.12/438,087.90 = 174,224.52/x
  3. Step 3: Cross multiply
    317,451.12x = 438,087.90 × 174,224.52
  4. Step 4: Simplify right side
    317,451.12x = 76,325,654,095.31
  5. Step 5: Solve for x
    x = 76,325,654,095.31/317,451.12
  6. Step 6: Final answer
    x = 240,432.78

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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.