Home / 705,350.47-1,056,229.60-464,734.90

Finding the Fourth Proportional to 705,350.47, 1,056,229.60 and 464,734.90

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Solution

The fourth proportional to 705,350.47, 1,056,229.60 and 464,734.90 is: 695,918.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,350.47 : 1,056,229.60 = 464,734.90 : x
  2. Step 2: Convert to fraction form
    705,350.47/1,056,229.60 = 464,734.90/x
  3. Step 3: Cross multiply
    705,350.47x = 1,056,229.60 × 464,734.90
  4. Step 4: Simplify right side
    705,350.47x = 490,866,752,832.81
  5. Step 5: Solve for x
    x = 490,866,752,832.81/705,350.47
  6. Step 6: Final answer
    x = 695,918.94

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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.