Home / 843,373.76-1,265,059.08-274,754.18

Finding the Fourth Proportional to 843,373.76, 1,265,059.08 and 274,754.18

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Solution

The fourth proportional to 843,373.76, 1,265,059.08 and 274,754.18 is: 412,130.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,373.76 : 1,265,059.08 = 274,754.18 : x
  2. Step 2: Convert to fraction form
    843,373.76/1,265,059.08 = 274,754.18/x
  3. Step 3: Cross multiply
    843,373.76x = 1,265,059.08 × 274,754.18
  4. Step 4: Simplify right side
    843,373.76x = 347,580,270,176.95
  5. Step 5: Solve for x
    x = 347,580,270,176.95/843,373.76
  6. Step 6: Final answer
    x = 412,130.76

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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.