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Finding the Fourth Proportional to 292,461.88, 403,631.22 and 177,746.44

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Solution

The fourth proportional to 292,461.88, 403,631.22 and 177,746.44 is: 245,310.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,461.88 : 403,631.22 = 177,746.44 : x
  2. Step 2: Convert to fraction form
    292,461.88/403,631.22 = 177,746.44/x
  3. Step 3: Cross multiply
    292,461.88x = 403,631.22 × 177,746.44
  4. Step 4: Simplify right side
    292,461.88x = 71,744,012,427.86
  5. Step 5: Solve for x
    x = 71,744,012,427.86/292,461.88
  6. Step 6: Final answer
    x = 245,310.65

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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.