Home / 1,159,127.52-1,738,254.45-485,255.37

Finding the Fourth Proportional to 1,159,127.52, 1,738,254.45 and 485,255.37

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Solution

The fourth proportional to 1,159,127.52, 1,738,254.45 and 485,255.37 is: 727,700.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,127.52 : 1,738,254.45 = 485,255.37 : x
  2. Step 2: Convert to fraction form
    1,159,127.52/1,738,254.45 = 485,255.37/x
  3. Step 3: Cross multiply
    1,159,127.52x = 1,738,254.45 × 485,255.37
  4. Step 4: Simplify right side
    1,159,127.52x = 843,497,306,288.90
  5. Step 5: Solve for x
    x = 843,497,306,288.90/1,159,127.52
  6. Step 6: Final answer
    x = 727,700.18

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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.