Home / 952,674.56-1,428,710.88-312,872.88

Finding the Fourth Proportional to 952,674.56, 1,428,710.88 and 312,872.88

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Solution

The fourth proportional to 952,674.56, 1,428,710.88 and 312,872.88 is: 469,210.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,674.56 : 1,428,710.88 = 312,872.88 : x
  2. Step 2: Convert to fraction form
    952,674.56/1,428,710.88 = 312,872.88/x
  3. Step 3: Cross multiply
    952,674.56x = 1,428,710.88 × 312,872.88
  4. Step 4: Simplify right side
    952,674.56x = 447,004,887,712.93
  5. Step 5: Solve for x
    x = 447,004,887,712.93/952,674.56
  6. Step 6: Final answer
    x = 469,210.48

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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.