Home / 1,279,472.67-1,919,211.48-332,841.87

Finding the Fourth Proportional to 1,279,472.67, 1,919,211.48 and 332,841.87

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Solution

The fourth proportional to 1,279,472.67, 1,919,211.48 and 332,841.87 is: 499,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,472.67 : 1,919,211.48 = 332,841.87 : x
  2. Step 2: Convert to fraction form
    1,279,472.67/1,919,211.48 = 332,841.87/x
  3. Step 3: Cross multiply
    1,279,472.67x = 1,919,211.48 × 332,841.87
  4. Step 4: Simplify right side
    1,279,472.67x = 638,793,937,928.67
  5. Step 5: Solve for x
    x = 638,793,937,928.67/1,279,472.67
  6. Step 6: Final answer
    x = 499,263.45

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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.