Home / 686,046.34-1,029,233-236,771.08

Finding the Fourth Proportional to 686,046.34, 1,029,233 and 236,771.08

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Solution

The fourth proportional to 686,046.34, 1,029,233 and 236,771.08 is: 355,213.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,046.34 : 1,029,233 = 236,771.08 : x
  2. Step 2: Convert to fraction form
    686,046.34/1,029,233 = 236,771.08/x
  3. Step 3: Cross multiply
    686,046.34x = 1,029,233 × 236,771.08
  4. Step 4: Simplify right side
    686,046.34x = 243,692,608,981.64
  5. Step 5: Solve for x
    x = 243,692,608,981.64/686,046.34
  6. Step 6: Final answer
    x = 355,213.04

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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.