Home / 704,191.20-1,056,286.80-404,671.20

Finding the Fourth Proportional to 704,191.20, 1,056,286.80 and 404,671.20

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Solution

The fourth proportional to 704,191.20, 1,056,286.80 and 404,671.20 is: 607,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,191.20 : 1,056,286.80 = 404,671.20 : x
  2. Step 2: Convert to fraction form
    704,191.20/1,056,286.80 = 404,671.20/x
  3. Step 3: Cross multiply
    704,191.20x = 1,056,286.80 × 404,671.20
  4. Step 4: Simplify right side
    704,191.20x = 427,448,846,900.16
  5. Step 5: Solve for x
    x = 427,448,846,900.16/704,191.20
  6. Step 6: Final answer
    x = 607,006.80

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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.