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Finding the Fourth Proportional to 302,886.48, 453,747.42 and 169,361.76

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Solution

The fourth proportional to 302,886.48, 453,747.42 and 169,361.76 is: 253,717.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,886.48 : 453,747.42 = 169,361.76 : x
  2. Step 2: Convert to fraction form
    302,886.48/453,747.42 = 169,361.76/x
  3. Step 3: Cross multiply
    302,886.48x = 453,747.42 × 169,361.76
  4. Step 4: Simplify right side
    302,886.48x = 76,847,461,646.66
  5. Step 5: Solve for x
    x = 76,847,461,646.66/302,886.48
  6. Step 6: Final answer
    x = 253,717.04

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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.