Home / 410,108.98-615,195.67-110,585.05

Finding the Fourth Proportional to 410,108.98, 615,195.67 and 110,585.05

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Solution

The fourth proportional to 410,108.98, 615,195.67 and 110,585.05 is: 165,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,108.98 : 615,195.67 = 110,585.05 : x
  2. Step 2: Convert to fraction form
    410,108.98/615,195.67 = 110,585.05/x
  3. Step 3: Cross multiply
    410,108.98x = 615,195.67 × 110,585.05
  4. Step 4: Simplify right side
    410,108.98x = 68,031,440,850.76
  5. Step 5: Solve for x
    x = 68,031,440,850.76/410,108.98
  6. Step 6: Final answer
    x = 165,886.25

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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.