Home / 284,158.20-426,237.30-233,419.80

Finding the Fourth Proportional to 284,158.20, 426,237.30 and 233,419.80

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Solution

The fourth proportional to 284,158.20, 426,237.30 and 233,419.80 is: 350,129.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,158.20 : 426,237.30 = 233,419.80 : x
  2. Step 2: Convert to fraction form
    284,158.20/426,237.30 = 233,419.80/x
  3. Step 3: Cross multiply
    284,158.20x = 426,237.30 × 233,419.80
  4. Step 4: Simplify right side
    284,158.20x = 99,492,225,318.54
  5. Step 5: Solve for x
    x = 99,492,225,318.54/284,158.20
  6. Step 6: Final answer
    x = 350,129.70

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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.