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Finding the Fourth Proportional to 511,862.40, 767,793.60 and 227,552.40

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Solution

The fourth proportional to 511,862.40, 767,793.60 and 227,552.40 is: 341,328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,862.40 : 767,793.60 = 227,552.40 : x
  2. Step 2: Convert to fraction form
    511,862.40/767,793.60 = 227,552.40/x
  3. Step 3: Cross multiply
    511,862.40x = 767,793.60 × 227,552.40
  4. Step 4: Simplify right side
    511,862.40x = 174,713,276,384.64
  5. Step 5: Solve for x
    x = 174,713,276,384.64/511,862.40
  6. Step 6: Final answer
    x = 341,328.60

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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.