Home / 824,047.64-1,236,870.48-397,884.16

Finding the Fourth Proportional to 824,047.64, 1,236,870.48 and 397,884.16

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Solution

The fourth proportional to 824,047.64, 1,236,870.48 and 397,884.16 is: 597,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,047.64 : 1,236,870.48 = 397,884.16 : x
  2. Step 2: Convert to fraction form
    824,047.64/1,236,870.48 = 397,884.16/x
  3. Step 3: Cross multiply
    824,047.64x = 1,236,870.48 × 397,884.16
  4. Step 4: Simplify right side
    824,047.64x = 492,131,171,963.60
  5. Step 5: Solve for x
    x = 492,131,171,963.60/824,047.64
  6. Step 6: Final answer
    x = 597,212.04

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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.