Home / 292,633.68-403,867.25-165,317.47

Finding the Fourth Proportional to 292,633.68, 403,867.25 and 165,317.47

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Solution

The fourth proportional to 292,633.68, 403,867.25 and 165,317.47 is: 228,156.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,633.68 : 403,867.25 = 165,317.47 : x
  2. Step 2: Convert to fraction form
    292,633.68/403,867.25 = 165,317.47/x
  3. Step 3: Cross multiply
    292,633.68x = 403,867.25 × 165,317.47
  4. Step 4: Simplify right side
    292,633.68x = 66,766,311,985.86
  5. Step 5: Solve for x
    x = 66,766,311,985.86/292,633.68
  6. Step 6: Final answer
    x = 228,156.62

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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.