Home / 316,832.78-437,229.15-173,598.26

Finding the Fourth Proportional to 316,832.78, 437,229.15 and 173,598.26

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Solution

The fourth proportional to 316,832.78, 437,229.15 and 173,598.26 is: 239,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,832.78 : 437,229.15 = 173,598.26 : x
  2. Step 2: Convert to fraction form
    316,832.78/437,229.15 = 173,598.26/x
  3. Step 3: Cross multiply
    316,832.78x = 437,229.15 × 173,598.26
  4. Step 4: Simplify right side
    316,832.78x = 75,902,219,661.28
  5. Step 5: Solve for x
    x = 75,902,219,661.28/316,832.78
  6. Step 6: Final answer
    x = 239,565.55

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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.