Home / 896,472.32-1,342,494.21-668,220.80

Finding the Fourth Proportional to 896,472.32, 1,342,494.21 and 668,220.80

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Solution

The fourth proportional to 896,472.32, 1,342,494.21 and 668,220.80 is: 1,000,680.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,472.32 : 1,342,494.21 = 668,220.80 : x
  2. Step 2: Convert to fraction form
    896,472.32/1,342,494.21 = 668,220.80/x
  3. Step 3: Cross multiply
    896,472.32x = 1,342,494.21 × 668,220.80
  4. Step 4: Simplify right side
    896,472.32x = 897,082,555,001.57
  5. Step 5: Solve for x
    x = 897,082,555,001.57/896,472.32
  6. Step 6: Final answer
    x = 1,000,680.71

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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.