Home / 961,432.98-1,442,039.30-251,529.54

Finding the Fourth Proportional to 961,432.98, 1,442,039.30 and 251,529.54

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Solution

The fourth proportional to 961,432.98, 1,442,039.30 and 251,529.54 is: 377,265.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,432.98 : 1,442,039.30 = 251,529.54 : x
  2. Step 2: Convert to fraction form
    961,432.98/1,442,039.30 = 251,529.54/x
  3. Step 3: Cross multiply
    961,432.98x = 1,442,039.30 × 251,529.54
  4. Step 4: Simplify right side
    961,432.98x = 362,715,481,790.92
  5. Step 5: Solve for x
    x = 362,715,481,790.92/961,432.98
  6. Step 6: Final answer
    x = 377,265.49

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Double scale
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Similar ratio
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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.