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Finding the Fourth Proportional to 328,818.92, 453,770.76 and 183,624

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Solution

The fourth proportional to 328,818.92, 453,770.76 and 183,624 is: 253,401.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,818.92 : 453,770.76 = 183,624 : x
  2. Step 2: Convert to fraction form
    328,818.92/453,770.76 = 183,624/x
  3. Step 3: Cross multiply
    328,818.92x = 453,770.76 × 183,624
  4. Step 4: Simplify right side
    328,818.92x = 83,323,202,034.24
  5. Step 5: Solve for x
    x = 83,323,202,034.24/328,818.92
  6. Step 6: Final answer
    x = 253,401.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.