Home / 514,837.25-772,247.59-159,851.61

Finding the Fourth Proportional to 514,837.25, 772,247.59 and 159,851.61

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Solution

The fourth proportional to 514,837.25, 772,247.59 and 159,851.61 is: 239,774.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,837.25 : 772,247.59 = 159,851.61 : x
  2. Step 2: Convert to fraction form
    514,837.25/772,247.59 = 159,851.61/x
  3. Step 3: Cross multiply
    514,837.25x = 772,247.59 × 159,851.61
  4. Step 4: Simplify right side
    514,837.25x = 123,445,020,580.12
  5. Step 5: Solve for x
    x = 123,445,020,580.12/514,837.25
  6. Step 6: Final answer
    x = 239,774.84

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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.