Home / 803,359.18-1,205,033.56-204,315.16

Finding the Fourth Proportional to 803,359.18, 1,205,033.56 and 204,315.16

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Solution

The fourth proportional to 803,359.18, 1,205,033.56 and 204,315.16 is: 306,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,359.18 : 1,205,033.56 = 204,315.16 : x
  2. Step 2: Convert to fraction form
    803,359.18/1,205,033.56 = 204,315.16/x
  3. Step 3: Cross multiply
    803,359.18x = 1,205,033.56 × 204,315.16
  4. Step 4: Simplify right side
    803,359.18x = 246,206,624,616.77
  5. Step 5: Solve for x
    x = 246,206,624,616.77/803,359.18
  6. Step 6: Final answer
    x = 306,471.41

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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.