Home / 311,476.24-467,066.40-161,566.30

Finding the Fourth Proportional to 311,476.24, 467,066.40 and 161,566.30

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Solution

The fourth proportional to 311,476.24, 467,066.40 and 161,566.30 is: 242,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,476.24 : 467,066.40 = 161,566.30 : x
  2. Step 2: Convert to fraction form
    311,476.24/467,066.40 = 161,566.30/x
  3. Step 3: Cross multiply
    311,476.24x = 467,066.40 × 161,566.30
  4. Step 4: Simplify right side
    311,476.24x = 75,462,190,102.32
  5. Step 5: Solve for x
    x = 75,462,190,102.32/311,476.24
  6. Step 6: Final answer
    x = 242,272.70

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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.