Home / 1,156,705.30-1,734,861.12-315,060.22

Finding the Fourth Proportional to 1,156,705.30, 1,734,861.12 and 315,060.22

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Solution

The fourth proportional to 1,156,705.30, 1,734,861.12 and 315,060.22 is: 472,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,705.30 : 1,734,861.12 = 315,060.22 : x
  2. Step 2: Convert to fraction form
    1,156,705.30/1,734,861.12 = 315,060.22/x
  3. Step 3: Cross multiply
    1,156,705.30x = 1,734,861.12 × 315,060.22
  4. Step 4: Simplify right side
    1,156,705.30x = 546,585,726,136.65
  5. Step 5: Solve for x
    x = 546,585,726,136.65/1,156,705.30
  6. Step 6: Final answer
    x = 472,536.72

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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.