Home / 791,194.32-1,091,959.56-451,682.64

Finding the Fourth Proportional to 791,194.32, 1,091,959.56 and 451,682.64

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Solution

The fourth proportional to 791,194.32, 1,091,959.56 and 451,682.64 is: 623,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,194.32 : 1,091,959.56 = 451,682.64 : x
  2. Step 2: Convert to fraction form
    791,194.32/1,091,959.56 = 451,682.64/x
  3. Step 3: Cross multiply
    791,194.32x = 1,091,959.56 × 451,682.64
  4. Step 4: Simplify right side
    791,194.32x = 493,219,176,834.04
  5. Step 5: Solve for x
    x = 493,219,176,834.04/791,194.32
  6. Step 6: Final answer
    x = 623,385.64

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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.