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Finding the Fourth Proportional to 366,836.86, 506,019.78 and 230,654.98

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Solution

The fourth proportional to 366,836.86, 506,019.78 and 230,654.98 is: 318,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,836.86 : 506,019.78 = 230,654.98 : x
  2. Step 2: Convert to fraction form
    366,836.86/506,019.78 = 230,654.98/x
  3. Step 3: Cross multiply
    366,836.86x = 506,019.78 × 230,654.98
  4. Step 4: Simplify right side
    366,836.86x = 116,715,982,235.50
  5. Step 5: Solve for x
    x = 116,715,982,235.50/366,836.86
  6. Step 6: Final answer
    x = 318,168.63

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1.5x scale

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.