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Finding the Fourth Proportional to 401,543.92, 601,512.76 and 241,531.53

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Solution

The fourth proportional to 401,543.92, 601,512.76 and 241,531.53 is: 361,814.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,543.92 : 601,512.76 = 241,531.53 : x
  2. Step 2: Convert to fraction form
    401,543.92/601,512.76 = 241,531.53/x
  3. Step 3: Cross multiply
    401,543.92x = 601,512.76 × 241,531.53
  4. Step 4: Simplify right side
    401,543.92x = 145,284,297,237.32
  5. Step 5: Solve for x
    x = 145,284,297,237.32/401,543.92
  6. Step 6: Final answer
    x = 361,814.21

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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.