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Finding the Fourth Proportional to 366,884.84, 506,086.56 and 230,703.20

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Solution

The fourth proportional to 366,884.84, 506,086.56 and 230,703.20 is: 318,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,884.84 : 506,086.56 = 230,703.20 : x
  2. Step 2: Convert to fraction form
    366,884.84/506,086.56 = 230,703.20/x
  3. Step 3: Cross multiply
    366,884.84x = 506,086.56 × 230,703.20
  4. Step 4: Simplify right side
    366,884.84x = 116,755,788,868.99
  5. Step 5: Solve for x
    x = 116,755,788,868.99/366,884.84
  6. Step 6: Final answer
    x = 318,235.52

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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.