Home / 302,488.10-453,732.15-231,629.30

Finding the Fourth Proportional to 302,488.10, 453,732.15 and 231,629.30

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Solution

The fourth proportional to 302,488.10, 453,732.15 and 231,629.30 is: 347,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,488.10 : 453,732.15 = 231,629.30 : x
  2. Step 2: Convert to fraction form
    302,488.10/453,732.15 = 231,629.30/x
  3. Step 3: Cross multiply
    302,488.10x = 453,732.15 × 231,629.30
  4. Step 4: Simplify right side
    302,488.10x = 105,097,660,292.00
  5. Step 5: Solve for x
    x = 105,097,660,292.00/302,488.10
  6. Step 6: Final answer
    x = 347,443.95

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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.