Home / 661,899.52-992,718.78-182,003.68

Finding the Fourth Proportional to 661,899.52, 992,718.78 and 182,003.68

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Solution

The fourth proportional to 661,899.52, 992,718.78 and 182,003.68 is: 272,969.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,899.52 : 992,718.78 = 182,003.68 : x
  2. Step 2: Convert to fraction form
    661,899.52/992,718.78 = 182,003.68/x
  3. Step 3: Cross multiply
    661,899.52x = 992,718.78 × 182,003.68
  4. Step 4: Simplify right side
    661,899.52x = 180,678,471,165.11
  5. Step 5: Solve for x
    x = 180,678,471,165.11/661,899.52
  6. Step 6: Final answer
    x = 272,969.64

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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.