Home / 955,443.69-1,318,568.13-547,671.87

Finding the Fourth Proportional to 955,443.69, 1,318,568.13 and 547,671.87

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Solution

The fourth proportional to 955,443.69, 1,318,568.13 and 547,671.87 is: 755,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,443.69 : 1,318,568.13 = 547,671.87 : x
  2. Step 2: Convert to fraction form
    955,443.69/1,318,568.13 = 547,671.87/x
  3. Step 3: Cross multiply
    955,443.69x = 1,318,568.13 × 547,671.87
  4. Step 4: Simplify right side
    955,443.69x = 722,142,673,479.50
  5. Step 5: Solve for x
    x = 722,142,673,479.50/955,443.69
  6. Step 6: Final answer
    x = 755,819.19

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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.