Home / 738,993.06-1,108,490.16-178,028.10

Finding the Fourth Proportional to 738,993.06, 1,108,490.16 and 178,028.10

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Solution

The fourth proportional to 738,993.06, 1,108,490.16 and 178,028.10 is: 267,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,993.06 : 1,108,490.16 = 178,028.10 : x
  2. Step 2: Convert to fraction form
    738,993.06/1,108,490.16 = 178,028.10/x
  3. Step 3: Cross multiply
    738,993.06x = 1,108,490.16 × 178,028.10
  4. Step 4: Simplify right side
    738,993.06x = 197,342,397,053.50
  5. Step 5: Solve for x
    x = 197,342,397,053.50/738,993.06
  6. Step 6: Final answer
    x = 267,042.29

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Double scale
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Similar ratio
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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.