Home / 452,280.26-678,434.79-227,517.86

Finding the Fourth Proportional to 452,280.26, 678,434.79 and 227,517.86

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Solution

The fourth proportional to 452,280.26, 678,434.79 and 227,517.86 is: 341,284.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,280.26 : 678,434.79 = 227,517.86 : x
  2. Step 2: Convert to fraction form
    452,280.26/678,434.79 = 227,517.86/x
  3. Step 3: Cross multiply
    452,280.26x = 678,434.79 × 227,517.86
  4. Step 4: Simplify right side
    452,280.26x = 154,356,031,570.35
  5. Step 5: Solve for x
    x = 154,356,031,570.35/452,280.26
  6. Step 6: Final answer
    x = 341,284.03

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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.