Home / 1,279,506.72-1,919,262.52-332,875.92

Finding the Fourth Proportional to 1,279,506.72, 1,919,262.52 and 332,875.92

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Solution

The fourth proportional to 1,279,506.72, 1,919,262.52 and 332,875.92 is: 499,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,506.72 : 1,919,262.52 = 332,875.92 : x
  2. Step 2: Convert to fraction form
    1,279,506.72/1,919,262.52 = 332,875.92/x
  3. Step 3: Cross multiply
    1,279,506.72x = 1,919,262.52 × 332,875.92
  4. Step 4: Simplify right side
    1,279,506.72x = 638,876,277,066.52
  5. Step 5: Solve for x
    x = 638,876,277,066.52/1,279,506.72
  6. Step 6: Final answer
    x = 499,314.51

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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.