Home / 992,460.64-1,488,700.11-282,488.48

Finding the Fourth Proportional to 992,460.64, 1,488,700.11 and 282,488.48

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Solution

The fourth proportional to 992,460.64, 1,488,700.11 and 282,488.48 is: 423,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,460.64 : 1,488,700.11 = 282,488.48 : x
  2. Step 2: Convert to fraction form
    992,460.64/1,488,700.11 = 282,488.48/x
  3. Step 3: Cross multiply
    992,460.64x = 1,488,700.11 × 282,488.48
  4. Step 4: Simplify right side
    992,460.64x = 420,540,629,837.29
  5. Step 5: Solve for x
    x = 420,540,629,837.29/992,460.64
  6. Step 6: Final answer
    x = 423,735.33

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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.