Home / 1,159,265.40-1,738,898.10-485,230.20

Finding the Fourth Proportional to 1,159,265.40, 1,738,898.10 and 485,230.20

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Solution

The fourth proportional to 1,159,265.40, 1,738,898.10 and 485,230.20 is: 727,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,265.40 : 1,738,898.10 = 485,230.20 : x
  2. Step 2: Convert to fraction form
    1,159,265.40/1,738,898.10 = 485,230.20/x
  3. Step 3: Cross multiply
    1,159,265.40x = 1,738,898.10 × 485,230.20
  4. Step 4: Simplify right side
    1,159,265.40x = 843,765,872,842.62
  5. Step 5: Solve for x
    x = 843,765,872,842.62/1,159,265.40
  6. Step 6: Final answer
    x = 727,845.30

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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.