Home / 754,953.91-1,132,430.86-275,217.69

Finding the Fourth Proportional to 754,953.91, 1,132,430.86 and 275,217.69

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Solution

The fourth proportional to 754,953.91, 1,132,430.86 and 275,217.69 is: 412,826.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,953.91 : 1,132,430.86 = 275,217.69 : x
  2. Step 2: Convert to fraction form
    754,953.91/1,132,430.86 = 275,217.69/x
  3. Step 3: Cross multiply
    754,953.91x = 1,132,430.86 × 275,217.69
  4. Step 4: Simplify right side
    754,953.91x = 311,665,005,373.91
  5. Step 5: Solve for x
    x = 311,665,005,373.91/754,953.91
  6. Step 6: Final answer
    x = 412,826.53

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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.