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Finding the Fourth Proportional to 366,894.28, 506,099.04 and 230,712.20

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Solution

The fourth proportional to 366,894.28, 506,099.04 and 230,712.20 is: 318,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,894.28 : 506,099.04 = 230,712.20 : x
  2. Step 2: Convert to fraction form
    366,894.28/506,099.04 = 230,712.20/x
  3. Step 3: Cross multiply
    366,894.28x = 506,099.04 × 230,712.20
  4. Step 4: Simplify right side
    366,894.28x = 116,763,222,936.29
  5. Step 5: Solve for x
    x = 116,763,222,936.29/366,894.28
  6. Step 6: Final answer
    x = 318,247.60

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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.