Home / 992,974.16-1,489,443.96-283,008.08

Finding the Fourth Proportional to 992,974.16, 1,489,443.96 and 283,008.08

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Solution

The fourth proportional to 992,974.16, 1,489,443.96 and 283,008.08 is: 424,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,974.16 : 1,489,443.96 = 283,008.08 : x
  2. Step 2: Convert to fraction form
    992,974.16/1,489,443.96 = 283,008.08/x
  3. Step 3: Cross multiply
    992,974.16x = 1,489,443.96 × 283,008.08
  4. Step 4: Simplify right side
    992,974.16x = 421,524,675,387.20
  5. Step 5: Solve for x
    x = 421,524,675,387.20/992,974.16
  6. Step 6: Final answer
    x = 424,507.20

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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.