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Finding the Fourth Proportional to 368,294.64, 508,066.48 and 224,805.60

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Solution

The fourth proportional to 368,294.64, 508,066.48 and 224,805.60 is: 310,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,294.64 : 508,066.48 = 224,805.60 : x
  2. Step 2: Convert to fraction form
    368,294.64/508,066.48 = 224,805.60/x
  3. Step 3: Cross multiply
    368,294.64x = 508,066.48 × 224,805.60
  4. Step 4: Simplify right side
    368,294.64x = 114,216,189,876.29
  5. Step 5: Solve for x
    x = 114,216,189,876.29/368,294.64
  6. Step 6: Final answer
    x = 310,121.78

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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.