Home / 1,138,985.01-1,708,508.16-498,959.46

Finding the Fourth Proportional to 1,138,985.01, 1,708,508.16 and 498,959.46

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Solution

The fourth proportional to 1,138,985.01, 1,708,508.16 and 498,959.46 is: 748,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,985.01 : 1,708,508.16 = 498,959.46 : x
  2. Step 2: Convert to fraction form
    1,138,985.01/1,708,508.16 = 498,959.46/x
  3. Step 3: Cross multiply
    1,138,985.01x = 1,708,508.16 × 498,959.46
  4. Step 4: Simplify right side
    1,138,985.01x = 852,476,308,919.19
  5. Step 5: Solve for x
    x = 852,476,308,919.19/1,138,985.01
  6. Step 6: Final answer
    x = 748,452.61

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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.