Home / 887,694.22-1,331,551.05-256,613.50

Finding the Fourth Proportional to 887,694.22, 1,331,551.05 and 256,613.50

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Solution

The fourth proportional to 887,694.22, 1,331,551.05 and 256,613.50 is: 384,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,694.22 : 1,331,551.05 = 256,613.50 : x
  2. Step 2: Convert to fraction form
    887,694.22/1,331,551.05 = 256,613.50/x
  3. Step 3: Cross multiply
    887,694.22x = 1,331,551.05 × 256,613.50
  4. Step 4: Simplify right side
    887,694.22x = 341,693,975,369.18
  5. Step 5: Solve for x
    x = 341,693,975,369.18/887,694.22
  6. Step 6: Final answer
    x = 384,923.06

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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.