Home / 992,471.84-1,488,484.20-282,484.16

Finding the Fourth Proportional to 992,471.84, 1,488,484.20 and 282,484.16

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Solution

The fourth proportional to 992,471.84, 1,488,484.20 and 282,484.16 is: 423,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,471.84 : 1,488,484.20 = 282,484.16 : x
  2. Step 2: Convert to fraction form
    992,471.84/1,488,484.20 = 282,484.16/x
  3. Step 3: Cross multiply
    992,471.84x = 1,488,484.20 × 282,484.16
  4. Step 4: Simplify right side
    992,471.84x = 420,473,208,910.27
  5. Step 5: Solve for x
    x = 420,473,208,910.27/992,471.84
  6. Step 6: Final answer
    x = 423,662.61

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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.