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Finding the Fourth Proportional to 366,920.62, 506,135.46 and 230,738.56

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Solution

The fourth proportional to 366,920.62, 506,135.46 and 230,738.56 is: 318,284.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,920.62 : 506,135.46 = 230,738.56 : x
  2. Step 2: Convert to fraction form
    366,920.62/506,135.46 = 230,738.56/x
  3. Step 3: Cross multiply
    366,920.62x = 506,135.46 × 230,738.56
  4. Step 4: Simplify right side
    366,920.62x = 116,784,967,205.34
  5. Step 5: Solve for x
    x = 116,784,967,205.34/366,920.62
  6. Step 6: Final answer
    x = 318,284.01

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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.