Home / 975,847.40-1,463,079.90-443,623.40

Finding the Fourth Proportional to 975,847.40, 1,463,079.90 and 443,623.40

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Solution

The fourth proportional to 975,847.40, 1,463,079.90 and 443,623.40 is: 665,120.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,847.40 : 1,463,079.90 = 443,623.40 : x
  2. Step 2: Convert to fraction form
    975,847.40/1,463,079.90 = 443,623.40/x
  3. Step 3: Cross multiply
    975,847.40x = 1,463,079.90 × 443,623.40
  4. Step 4: Simplify right side
    975,847.40x = 649,056,479,709.66
  5. Step 5: Solve for x
    x = 649,056,479,709.66/975,847.40
  6. Step 6: Final answer
    x = 665,120.88

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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.