Home / 371,259.47-556,799.90-171,387.95

Finding the Fourth Proportional to 371,259.47, 556,799.90 and 171,387.95

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Solution

The fourth proportional to 371,259.47, 556,799.90 and 171,387.95 is: 257,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,259.47 : 556,799.90 = 171,387.95 : x
  2. Step 2: Convert to fraction form
    371,259.47/556,799.90 = 171,387.95/x
  3. Step 3: Cross multiply
    371,259.47x = 556,799.90 × 171,387.95
  4. Step 4: Simplify right side
    371,259.47x = 95,428,789,780.27
  5. Step 5: Solve for x
    x = 95,428,789,780.27/371,259.47
  6. Step 6: Final answer
    x = 257,040.69

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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.