Home / 965,397.96-1,448,330.90-291,438.95

Finding the Fourth Proportional to 965,397.96, 1,448,330.90 and 291,438.95

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Solution

The fourth proportional to 965,397.96, 1,448,330.90 and 291,438.95 is: 437,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,397.96 : 1,448,330.90 = 291,438.95 : x
  2. Step 2: Convert to fraction form
    965,397.96/1,448,330.90 = 291,438.95/x
  3. Step 3: Cross multiply
    965,397.96x = 1,448,330.90 × 291,438.95
  4. Step 4: Simplify right side
    965,397.96x = 422,100,028,049.71
  5. Step 5: Solve for x
    x = 422,100,028,049.71/965,397.96
  6. Step 6: Final answer
    x = 437,229.04

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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.