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Finding the Fourth Proportional to 366,885.86, 506,088 and 230,704.20

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Solution

The fourth proportional to 366,885.86, 506,088 and 230,704.20 is: 318,236.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,885.86 : 506,088 = 230,704.20 : x
  2. Step 2: Convert to fraction form
    366,885.86/506,088 = 230,704.20/x
  3. Step 3: Cross multiply
    366,885.86x = 506,088 × 230,704.20
  4. Step 4: Simplify right side
    366,885.86x = 116,756,627,169.60
  5. Step 5: Solve for x
    x = 116,756,627,169.60/366,885.86
  6. Step 6: Final answer
    x = 318,236.93

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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.