Home / 325,234.02-487,642.96-156,418.14

Finding the Fourth Proportional to 325,234.02, 487,642.96 and 156,418.14

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Solution

The fourth proportional to 325,234.02, 487,642.96 and 156,418.14 is: 234,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,234.02 : 487,642.96 = 156,418.14 : x
  2. Step 2: Convert to fraction form
    325,234.02/487,642.96 = 156,418.14/x
  3. Step 3: Cross multiply
    325,234.02x = 487,642.96 × 156,418.14
  4. Step 4: Simplify right side
    325,234.02x = 76,276,204,787.29
  5. Step 5: Solve for x
    x = 76,276,204,787.29/325,234.02
  6. Step 6: Final answer
    x = 234,527.14

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1.5x scale

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.