Home / 284,441.14-426,321.51-132,433.30

Finding the Fourth Proportional to 284,441.14, 426,321.51 and 132,433.30

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Solution

The fourth proportional to 284,441.14, 426,321.51 and 132,433.30 is: 198,491.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,441.14 : 426,321.51 = 132,433.30 : x
  2. Step 2: Convert to fraction form
    284,441.14/426,321.51 = 132,433.30/x
  3. Step 3: Cross multiply
    284,441.14x = 426,321.51 × 132,433.30
  4. Step 4: Simplify right side
    284,441.14x = 56,459,164,430.28
  5. Step 5: Solve for x
    x = 56,459,164,430.28/284,441.14
  6. Step 6: Final answer
    x = 198,491.56

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1.5x scale

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.