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Finding the Fourth Proportional to 292,484.22, 403,630.89 and 171,627.51

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Solution

The fourth proportional to 292,484.22, 403,630.89 and 171,627.51 is: 236,847.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,484.22 : 403,630.89 = 171,627.51 : x
  2. Step 2: Convert to fraction form
    292,484.22/403,630.89 = 171,627.51/x
  3. Step 3: Cross multiply
    292,484.22x = 403,630.89 × 171,627.51
  4. Step 4: Simplify right side
    292,484.22x = 69,274,165,479.80
  5. Step 5: Solve for x
    x = 69,274,165,479.80/292,484.22
  6. Step 6: Final answer
    x = 236,847.53

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1.5x scale

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.