Home / 754,927.14-1,132,040.79-281,485.38

Finding the Fourth Proportional to 754,927.14, 1,132,040.79 and 281,485.38

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Solution

The fourth proportional to 754,927.14, 1,132,040.79 and 281,485.38 is: 422,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,927.14 : 1,132,040.79 = 281,485.38 : x
  2. Step 2: Convert to fraction form
    754,927.14/1,132,040.79 = 281,485.38/x
  3. Step 3: Cross multiply
    754,927.14x = 1,132,040.79 × 281,485.38
  4. Step 4: Simplify right side
    754,927.14x = 318,652,931,948.65
  5. Step 5: Solve for x
    x = 318,652,931,948.65/754,927.14
  6. Step 6: Final answer
    x = 422,097.60

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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.