Home / 439,078.47-658,169.07-249,137.59

Finding the Fourth Proportional to 439,078.47, 658,169.07 and 249,137.59

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Solution

The fourth proportional to 439,078.47, 658,169.07 and 249,137.59 is: 373,451.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,078.47 : 658,169.07 = 249,137.59 : x
  2. Step 2: Convert to fraction form
    439,078.47/658,169.07 = 249,137.59/x
  3. Step 3: Cross multiply
    439,078.47x = 658,169.07 × 249,137.59
  4. Step 4: Simplify right side
    439,078.47x = 163,974,655,912.34
  5. Step 5: Solve for x
    x = 163,974,655,912.34/439,078.47
  6. Step 6: Final answer
    x = 373,451.82

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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.