Home / 755,129.88-1,132,425.09-249,597.54

Finding the Fourth Proportional to 755,129.88, 1,132,425.09 and 249,597.54

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Solution

The fourth proportional to 755,129.88, 1,132,425.09 and 249,597.54 is: 374,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,129.88 : 1,132,425.09 = 249,597.54 : x
  2. Step 2: Convert to fraction form
    755,129.88/1,132,425.09 = 249,597.54/x
  3. Step 3: Cross multiply
    755,129.88x = 1,132,425.09 × 249,597.54
  4. Step 4: Simplify right side
    755,129.88x = 282,650,516,698.28
  5. Step 5: Solve for x
    x = 282,650,516,698.28/755,129.88
  6. Step 6: Final answer
    x = 374,307.15

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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.