Home / 728,758.52-1,093,106.21-249,029.13

Finding the Fourth Proportional to 728,758.52, 1,093,106.21 and 249,029.13

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Solution

The fourth proportional to 728,758.52, 1,093,106.21 and 249,029.13 is: 373,532.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,758.52 : 1,093,106.21 = 249,029.13 : x
  2. Step 2: Convert to fraction form
    728,758.52/1,093,106.21 = 249,029.13/x
  3. Step 3: Cross multiply
    728,758.52x = 1,093,106.21 × 249,029.13
  4. Step 4: Simplify right side
    728,758.52x = 272,215,291,327.90
  5. Step 5: Solve for x
    x = 272,215,291,327.90/728,758.52
  6. Step 6: Final answer
    x = 373,532.91

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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.