Home / 710,905.06-1,066,324.74-178,414.30

Finding the Fourth Proportional to 710,905.06, 1,066,324.74 and 178,414.30

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Solution

The fourth proportional to 710,905.06, 1,066,324.74 and 178,414.30 is: 267,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,905.06 : 1,066,324.74 = 178,414.30 : x
  2. Step 2: Convert to fraction form
    710,905.06/1,066,324.74 = 178,414.30/x
  3. Step 3: Cross multiply
    710,905.06x = 1,066,324.74 × 178,414.30
  4. Step 4: Simplify right side
    710,905.06x = 190,247,582,059.78
  5. Step 5: Solve for x
    x = 190,247,582,059.78/710,905.06
  6. Step 6: Final answer
    x = 267,613.21

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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.