Home / 843,334.52-1,265,000.79-274,714.70

Finding the Fourth Proportional to 843,334.52, 1,265,000.79 and 274,714.70

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Solution

The fourth proportional to 843,334.52, 1,265,000.79 and 274,714.70 is: 412,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,334.52 : 1,265,000.79 = 274,714.70 : x
  2. Step 2: Convert to fraction form
    843,334.52/1,265,000.79 = 274,714.70/x
  3. Step 3: Cross multiply
    843,334.52x = 1,265,000.79 × 274,714.70
  4. Step 4: Simplify right side
    843,334.52x = 347,514,306,199.61
  5. Step 5: Solve for x
    x = 347,514,306,199.61/843,334.52
  6. Step 6: Final answer
    x = 412,071.72

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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.