Home / 311,478.18-466,538.67-204,741.65

Finding the Fourth Proportional to 311,478.18, 466,538.67 and 204,741.65

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Solution

The fourth proportional to 311,478.18, 466,538.67 and 204,741.65 is: 306,666.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,478.18 : 466,538.67 = 204,741.65 : x
  2. Step 2: Convert to fraction form
    311,478.18/466,538.67 = 204,741.65/x
  3. Step 3: Cross multiply
    311,478.18x = 466,538.67 × 204,741.65
  4. Step 4: Simplify right side
    311,478.18x = 95,519,897,084.61
  5. Step 5: Solve for x
    x = 95,519,897,084.61/311,478.18
  6. Step 6: Final answer
    x = 306,666.42

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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.