Home / 882,325.17-1,217,734.97-495,181.89

Finding the Fourth Proportional to 882,325.17, 1,217,734.97 and 495,181.89

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Solution

The fourth proportional to 882,325.17, 1,217,734.97 and 495,181.89 is: 683,421.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,325.17 : 1,217,734.97 = 495,181.89 : x
  2. Step 2: Convert to fraction form
    882,325.17/1,217,734.97 = 495,181.89/x
  3. Step 3: Cross multiply
    882,325.17x = 1,217,734.97 × 495,181.89
  4. Step 4: Simplify right side
    882,325.17x = 603,000,301,487.78
  5. Step 5: Solve for x
    x = 603,000,301,487.78/882,325.17
  6. Step 6: Final answer
    x = 683,421.85

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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.