Home / 526,310.03-726,307.31-284,592.03

Finding the Fourth Proportional to 526,310.03, 726,307.31 and 284,592.03

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Solution

The fourth proportional to 526,310.03, 726,307.31 and 284,592.03 is: 392,736.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,310.03 : 726,307.31 = 284,592.03 : x
  2. Step 2: Convert to fraction form
    526,310.03/726,307.31 = 284,592.03/x
  3. Step 3: Cross multiply
    526,310.03x = 726,307.31 × 284,592.03
  4. Step 4: Simplify right side
    526,310.03x = 206,701,270,333.78
  5. Step 5: Solve for x
    x = 206,701,270,333.78/526,310.03
  6. Step 6: Final answer
    x = 392,736.72

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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.