Home / 1,232.24-1,848.12-452.72

Finding the Fourth Proportional to 1,232.24, 1,848.12 and 452.72

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Solution

The fourth proportional to 1,232.24, 1,848.12 and 452.72 is: 678.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.24 : 1,848.12 = 452.72 : x
  2. Step 2: Convert to fraction form
    1,232.24/1,848.12 = 452.72/x
  3. Step 3: Cross multiply
    1,232.24x = 1,848.12 × 452.72
  4. Step 4: Simplify right side
    1,232.24x = 836,680.89
  5. Step 5: Solve for x
    x = 836,680.89/1,232.24
  6. Step 6: Final answer
    x = 678.99

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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.