Home / 314,165.12-471,280.32-181,195.52

Finding the Fourth Proportional to 314,165.12, 471,280.32 and 181,195.52

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Solution

The fourth proportional to 314,165.12, 471,280.32 and 181,195.52 is: 271,812.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,165.12 : 471,280.32 = 181,195.52 : x
  2. Step 2: Convert to fraction form
    314,165.12/471,280.32 = 181,195.52/x
  3. Step 3: Cross multiply
    314,165.12x = 471,280.32 × 181,195.52
  4. Step 4: Simplify right side
    314,165.12x = 85,393,882,648.17
  5. Step 5: Solve for x
    x = 85,393,882,648.17/314,165.12
  6. Step 6: Final answer
    x = 271,812.11

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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.