Home / 302,599.20-453,952.96-102,909.20

Finding the Fourth Proportional to 302,599.20, 453,952.96 and 102,909.20

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Solution

The fourth proportional to 302,599.20, 453,952.96 and 102,909.20 is: 154,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,599.20 : 453,952.96 = 102,909.20 : x
  2. Step 2: Convert to fraction form
    302,599.20/453,952.96 = 102,909.20/x
  3. Step 3: Cross multiply
    302,599.20x = 453,952.96 × 102,909.20
  4. Step 4: Simplify right side
    302,599.20x = 46,715,935,951.23
  5. Step 5: Solve for x
    x = 46,715,935,951.23/302,599.20
  6. Step 6: Final answer
    x = 154,382.22

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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.