Home / 738,315.08-1,107,535.14-205,836.62

Finding the Fourth Proportional to 738,315.08, 1,107,535.14 and 205,836.62

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Solution

The fourth proportional to 738,315.08, 1,107,535.14 and 205,836.62 is: 308,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,315.08 : 1,107,535.14 = 205,836.62 : x
  2. Step 2: Convert to fraction form
    738,315.08/1,107,535.14 = 205,836.62/x
  3. Step 3: Cross multiply
    738,315.08x = 1,107,535.14 × 205,836.62
  4. Step 4: Simplify right side
    738,315.08x = 227,971,288,719.64
  5. Step 5: Solve for x
    x = 227,971,288,719.64/738,315.08
  6. Step 6: Final answer
    x = 308,772.36

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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.