Home / 832,511.93-1,248,002.44-299,902.70

Finding the Fourth Proportional to 832,511.93, 1,248,002.44 and 299,902.70

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Solution

The fourth proportional to 832,511.93, 1,248,002.44 and 299,902.70 is: 449,578.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,511.93 : 1,248,002.44 = 299,902.70 : x
  2. Step 2: Convert to fraction form
    832,511.93/1,248,002.44 = 299,902.70/x
  3. Step 3: Cross multiply
    832,511.93x = 1,248,002.44 × 299,902.70
  4. Step 4: Simplify right side
    832,511.93x = 374,279,303,732.84
  5. Step 5: Solve for x
    x = 374,279,303,732.84/832,511.93
  6. Step 6: Final answer
    x = 449,578.31

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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.