Home / 992,463.84-1,488,472.20-282,476.16

Finding the Fourth Proportional to 992,463.84, 1,488,472.20 and 282,476.16

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Solution

The fourth proportional to 992,463.84, 1,488,472.20 and 282,476.16 is: 423,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,463.84 : 1,488,472.20 = 282,476.16 : x
  2. Step 2: Convert to fraction form
    992,463.84/1,488,472.20 = 282,476.16/x
  3. Step 3: Cross multiply
    992,463.84x = 1,488,472.20 × 282,476.16
  4. Step 4: Simplify right side
    992,463.84x = 420,457,911,322.75
  5. Step 5: Solve for x
    x = 420,457,911,322.75/992,463.84
  6. Step 6: Final answer
    x = 423,650.61

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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.