Home / 992,815.68-1,488,977.48-282,849.87

Finding the Fourth Proportional to 992,815.68, 1,488,977.48 and 282,849.87

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Solution

The fourth proportional to 992,815.68, 1,488,977.48 and 282,849.87 is: 424,204.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,815.68 : 1,488,977.48 = 282,849.87 : x
  2. Step 2: Convert to fraction form
    992,815.68/1,488,977.48 = 282,849.87/x
  3. Step 3: Cross multiply
    992,815.68x = 1,488,977.48 × 282,849.87
  4. Step 4: Simplify right side
    992,815.68x = 421,157,082,221.36
  5. Step 5: Solve for x
    x = 421,157,082,221.36/992,815.68
  6. Step 6: Final answer
    x = 424,204.71

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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.