Home / 824,049.66-1,236,873.48-397,886.16

Finding the Fourth Proportional to 824,049.66, 1,236,873.48 and 397,886.16

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Solution

The fourth proportional to 824,049.66, 1,236,873.48 and 397,886.16 is: 597,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,049.66 : 1,236,873.48 = 397,886.16 : x
  2. Step 2: Convert to fraction form
    824,049.66/1,236,873.48 = 397,886.16/x
  3. Step 3: Cross multiply
    824,049.66x = 1,236,873.48 × 397,886.16
  4. Step 4: Simplify right side
    824,049.66x = 492,134,839,363.04
  5. Step 5: Solve for x
    x = 492,134,839,363.04/824,049.66
  6. Step 6: Final answer
    x = 597,215.03

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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.