Home / 739,150.41-1,019,852.85-448,754.61

Finding the Fourth Proportional to 739,150.41, 1,019,852.85 and 448,754.61

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Solution

The fourth proportional to 739,150.41, 1,019,852.85 and 448,754.61 is: 619,175.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,150.41 : 1,019,852.85 = 448,754.61 : x
  2. Step 2: Convert to fraction form
    739,150.41/1,019,852.85 = 448,754.61/x
  3. Step 3: Cross multiply
    739,150.41x = 1,019,852.85 × 448,754.61
  4. Step 4: Simplify right side
    739,150.41x = 457,663,667,959.14
  5. Step 5: Solve for x
    x = 457,663,667,959.14/739,150.41
  6. Step 6: Final answer
    x = 619,175.29

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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.