Home / 771,180.16-1,156,819.24-238,656.48

Finding the Fourth Proportional to 771,180.16, 1,156,819.24 and 238,656.48

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Solution

The fourth proportional to 771,180.16, 1,156,819.24 and 238,656.48 is: 357,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,180.16 : 1,156,819.24 = 238,656.48 : x
  2. Step 2: Convert to fraction form
    771,180.16/1,156,819.24 = 238,656.48/x
  3. Step 3: Cross multiply
    771,180.16x = 1,156,819.24 × 238,656.48
  4. Step 4: Simplify right side
    771,180.16x = 276,082,407,814.68
  5. Step 5: Solve for x
    x = 276,082,407,814.68/771,180.16
  6. Step 6: Final answer
    x = 357,999.88

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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.