Home / 1,159,632.30-1,738,066.05-485,712.30

Finding the Fourth Proportional to 1,159,632.30, 1,738,066.05 and 485,712.30

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Solution

The fourth proportional to 1,159,632.30, 1,738,066.05 and 485,712.30 is: 727,989.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,632.30 : 1,738,066.05 = 485,712.30 : x
  2. Step 2: Convert to fraction form
    1,159,632.30/1,738,066.05 = 485,712.30/x
  3. Step 3: Cross multiply
    1,159,632.30x = 1,738,066.05 × 485,712.30
  4. Step 4: Simplify right side
    1,159,632.30x = 844,200,058,697.42
  5. Step 5: Solve for x
    x = 844,200,058,697.42/1,159,632.30
  6. Step 6: Final answer
    x = 727,989.43

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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.