Home / 896,631.76-1,344,685.20-738,467.92

Finding the Fourth Proportional to 896,631.76, 1,344,685.20 and 738,467.92

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Solution

The fourth proportional to 896,631.76, 1,344,685.20 and 738,467.92 is: 1,107,485.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,631.76 : 1,344,685.20 = 738,467.92 : x
  2. Step 2: Convert to fraction form
    896,631.76/1,344,685.20 = 738,467.92/x
  3. Step 3: Cross multiply
    896,631.76x = 1,344,685.20 × 738,467.92
  4. Step 4: Simplify right side
    896,631.76x = 993,006,882,698.78
  5. Step 5: Solve for x
    x = 993,006,882,698.78/896,631.76
  6. Step 6: Final answer
    x = 1,107,485.73

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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.