Home / 992,503.06-1,488,763.80-282,531.07

Finding the Fourth Proportional to 992,503.06, 1,488,763.80 and 282,531.07

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Solution

The fourth proportional to 992,503.06, 1,488,763.80 and 282,531.07 is: 423,799.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,503.06 : 1,488,763.80 = 282,531.07 : x
  2. Step 2: Convert to fraction form
    992,503.06/1,488,763.80 = 282,531.07/x
  3. Step 3: Cross multiply
    992,503.06x = 1,488,763.80 × 282,531.07
  4. Step 4: Simplify right side
    992,503.06x = 420,622,031,252.22
  5. Step 5: Solve for x
    x = 420,622,031,252.22/992,503.06
  6. Step 6: Final answer
    x = 423,799.23

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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.