Home / 355,260.29-532,974.20-115,373.39

Finding the Fourth Proportional to 355,260.29, 532,974.20 and 115,373.39

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Solution

The fourth proportional to 355,260.29, 532,974.20 and 115,373.39 is: 173,087.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,260.29 : 532,974.20 = 115,373.39 : x
  2. Step 2: Convert to fraction form
    355,260.29/532,974.20 = 115,373.39/x
  3. Step 3: Cross multiply
    355,260.29x = 532,974.20 × 115,373.39
  4. Step 4: Simplify right side
    355,260.29x = 61,491,036,994.80
  5. Step 5: Solve for x
    x = 61,491,036,994.80/355,260.29
  6. Step 6: Final answer
    x = 173,087.28

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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.