Home / 400,845.22-601,246.77-134,611.18

Finding the Fourth Proportional to 400,845.22, 601,246.77 and 134,611.18

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Solution

The fourth proportional to 400,845.22, 601,246.77 and 134,611.18 is: 201,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,845.22 : 601,246.77 = 134,611.18 : x
  2. Step 2: Convert to fraction form
    400,845.22/601,246.77 = 134,611.18/x
  3. Step 3: Cross multiply
    400,845.22x = 601,246.77 × 134,611.18
  4. Step 4: Simplify right side
    400,845.22x = 80,934,537,180.89
  5. Step 5: Solve for x
    x = 80,934,537,180.89/400,845.22
  6. Step 6: Final answer
    x = 201,909.70

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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.