Home / 715,159.20-1,072,737.68-182,680.34

Finding the Fourth Proportional to 715,159.20, 1,072,737.68 and 182,680.34

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Solution

The fourth proportional to 715,159.20, 1,072,737.68 and 182,680.34 is: 274,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,159.20 : 1,072,737.68 = 182,680.34 : x
  2. Step 2: Convert to fraction form
    715,159.20/1,072,737.68 = 182,680.34/x
  3. Step 3: Cross multiply
    715,159.20x = 1,072,737.68 × 182,680.34
  4. Step 4: Simplify right side
    715,159.20x = 195,968,084,113.21
  5. Step 5: Solve for x
    x = 195,968,084,113.21/715,159.20
  6. Step 6: Final answer
    x = 274,020.22

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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.