Home / 545,932.80-753,356.16-300,868.92

Finding the Fourth Proportional to 545,932.80, 753,356.16 and 300,868.92

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Solution

The fourth proportional to 545,932.80, 753,356.16 and 300,868.92 is: 415,181.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,932.80 : 753,356.16 = 300,868.92 : x
  2. Step 2: Convert to fraction form
    545,932.80/753,356.16 = 300,868.92/x
  3. Step 3: Cross multiply
    545,932.80x = 753,356.16 × 300,868.92
  4. Step 4: Simplify right side
    545,932.80x = 226,661,454,234.55
  5. Step 5: Solve for x
    x = 226,661,454,234.55/545,932.80
  6. Step 6: Final answer
    x = 415,181.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.