Home / 966,490.60-1,450,233.36-398,291.52

Finding the Fourth Proportional to 966,490.60, 1,450,233.36 and 398,291.52

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Solution

The fourth proportional to 966,490.60, 1,450,233.36 and 398,291.52 is: 597,642.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,490.60 : 1,450,233.36 = 398,291.52 : x
  2. Step 2: Convert to fraction form
    966,490.60/1,450,233.36 = 398,291.52/x
  3. Step 3: Cross multiply
    966,490.60x = 1,450,233.36 × 398,291.52
  4. Step 4: Simplify right side
    966,490.60x = 577,615,649,309.11
  5. Step 5: Solve for x
    x = 577,615,649,309.11/966,490.60
  6. Step 6: Final answer
    x = 597,642.28

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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.