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Finding the Fourth Proportional to 302,498.80, 453,595.10 and 169,343.30

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Solution

The fourth proportional to 302,498.80, 453,595.10 and 169,343.30 is: 253,929.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,498.80 : 453,595.10 = 169,343.30 : x
  2. Step 2: Convert to fraction form
    302,498.80/453,595.10 = 169,343.30/x
  3. Step 3: Cross multiply
    302,498.80x = 453,595.10 × 169,343.30
  4. Step 4: Simplify right side
    302,498.80x = 76,813,291,097.83
  5. Step 5: Solve for x
    x = 76,813,291,097.83/302,498.80
  6. Step 6: Final answer
    x = 253,929.24

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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.