Home / 565,191.12-847,917.96-165,815.76

Finding the Fourth Proportional to 565,191.12, 847,917.96 and 165,815.76

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Solution

The fourth proportional to 565,191.12, 847,917.96 and 165,815.76 is: 248,762.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,191.12 : 847,917.96 = 165,815.76 : x
  2. Step 2: Convert to fraction form
    565,191.12/847,917.96 = 165,815.76/x
  3. Step 3: Cross multiply
    565,191.12x = 847,917.96 × 165,815.76
  4. Step 4: Simplify right side
    565,191.12x = 140,598,160,955.05
  5. Step 5: Solve for x
    x = 140,598,160,955.05/565,191.12
  6. Step 6: Final answer
    x = 248,762.15

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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.