Home / 759,072.28-1,138,569.54-226,597.72

Finding the Fourth Proportional to 759,072.28, 1,138,569.54 and 226,597.72

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Solution

The fourth proportional to 759,072.28, 1,138,569.54 and 226,597.72 is: 339,884.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,072.28 : 1,138,569.54 = 226,597.72 : x
  2. Step 2: Convert to fraction form
    759,072.28/1,138,569.54 = 226,597.72/x
  3. Step 3: Cross multiply
    759,072.28x = 1,138,569.54 × 226,597.72
  4. Step 4: Simplify right side
    759,072.28x = 257,997,261,825.45
  5. Step 5: Solve for x
    x = 257,997,261,825.45/759,072.28
  6. Step 6: Final answer
    x = 339,884.97

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.