Home / 292,748.22-403,989.03-177,988.86

Finding the Fourth Proportional to 292,748.22, 403,989.03 and 177,988.86

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Solution

The fourth proportional to 292,748.22, 403,989.03 and 177,988.86 is: 245,622.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,748.22 : 403,989.03 = 177,988.86 : x
  2. Step 2: Convert to fraction form
    292,748.22/403,989.03 = 177,988.86/x
  3. Step 3: Cross multiply
    292,748.22x = 403,989.03 × 177,988.86
  4. Step 4: Simplify right side
    292,748.22x = 71,905,546,902.21
  5. Step 5: Solve for x
    x = 71,905,546,902.21/292,748.22
  6. Step 6: Final answer
    x = 245,622.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.