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Finding the Fourth Proportional to 511,146.56, 766,870.14 and 151,326.56

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Solution

The fourth proportional to 511,146.56, 766,870.14 and 151,326.56 is: 227,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,146.56 : 766,870.14 = 151,326.56 : x
  2. Step 2: Convert to fraction form
    511,146.56/766,870.14 = 151,326.56/x
  3. Step 3: Cross multiply
    511,146.56x = 766,870.14 × 151,326.56
  4. Step 4: Simplify right side
    511,146.56x = 116,047,820,252.92
  5. Step 5: Solve for x
    x = 116,047,820,252.92/511,146.56
  6. Step 6: Final answer
    x = 227,034.34

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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.