Home / 992,806.05-1,488,963.04-282,840.24

Finding the Fourth Proportional to 992,806.05, 1,488,963.04 and 282,840.24

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Solution

The fourth proportional to 992,806.05, 1,488,963.04 and 282,840.24 is: 424,190.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,806.05 : 1,488,963.04 = 282,840.24 : x
  2. Step 2: Convert to fraction form
    992,806.05/1,488,963.04 = 282,840.24/x
  3. Step 3: Cross multiply
    992,806.05x = 1,488,963.04 × 282,840.24
  4. Step 4: Simplify right side
    992,806.05x = 421,138,663,584.73
  5. Step 5: Solve for x
    x = 421,138,663,584.73/992,806.05
  6. Step 6: Final answer
    x = 424,190.27

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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.