Home / 992,462.40-1,488,693.60-614,548.80

Finding the Fourth Proportional to 992,462.40, 1,488,693.60 and 614,548.80

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Solution

The fourth proportional to 992,462.40, 1,488,693.60 and 614,548.80 is: 921,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,462.40 : 1,488,693.60 = 614,548.80 : x
  2. Step 2: Convert to fraction form
    992,462.40/1,488,693.60 = 614,548.80/x
  3. Step 3: Cross multiply
    992,462.40x = 1,488,693.60 × 614,548.80
  4. Step 4: Simplify right side
    992,462.40x = 914,874,865,447.68
  5. Step 5: Solve for x
    x = 914,874,865,447.68/992,462.40
  6. Step 6: Final answer
    x = 921,823.20

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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.