Home / 754,764.43-1,132,019.51-214,982.75

Finding the Fourth Proportional to 754,764.43, 1,132,019.51 and 214,982.75

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Solution

The fourth proportional to 754,764.43, 1,132,019.51 and 214,982.75 is: 322,437.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,764.43 : 1,132,019.51 = 214,982.75 : x
  2. Step 2: Convert to fraction form
    754,764.43/1,132,019.51 = 214,982.75/x
  3. Step 3: Cross multiply
    754,764.43x = 1,132,019.51 × 214,982.75
  4. Step 4: Simplify right side
    754,764.43x = 243,364,667,313.45
  5. Step 5: Solve for x
    x = 243,364,667,313.45/754,764.43
  6. Step 6: Final answer
    x = 322,437.91

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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.