Home / 791,247.04-1,091,964.64-451,824.32

Finding the Fourth Proportional to 791,247.04, 1,091,964.64 and 451,824.32

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Solution

The fourth proportional to 791,247.04, 1,091,964.64 and 451,824.32 is: 623,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,247.04 : 1,091,964.64 = 451,824.32 : x
  2. Step 2: Convert to fraction form
    791,247.04/1,091,964.64 = 451,824.32/x
  3. Step 3: Cross multiply
    791,247.04x = 1,091,964.64 × 451,824.32
  4. Step 4: Simplify right side
    791,247.04x = 493,376,180,932.05
  5. Step 5: Solve for x
    x = 493,376,180,932.05/791,247.04
  6. Step 6: Final answer
    x = 623,542.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.