Home / 374,734.80-562,097.34-90,422.96

Finding the Fourth Proportional to 374,734.80, 562,097.34 and 90,422.96

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Solution

The fourth proportional to 374,734.80, 562,097.34 and 90,422.96 is: 135,633.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,734.80 : 562,097.34 = 90,422.96 : x
  2. Step 2: Convert to fraction form
    374,734.80/562,097.34 = 90,422.96/x
  3. Step 3: Cross multiply
    374,734.80x = 562,097.34 × 90,422.96
  4. Step 4: Simplify right side
    374,734.80x = 50,826,502,480.44
  5. Step 5: Solve for x
    x = 50,826,502,480.44/374,734.80
  6. Step 6: Final answer
    x = 135,633.26

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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.