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Finding the Fourth Proportional to 292,477.86, 403,627.73 and 165,172.59

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Solution

The fourth proportional to 292,477.86, 403,627.73 and 165,172.59 is: 227,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,477.86 : 403,627.73 = 165,172.59 : x
  2. Step 2: Convert to fraction form
    292,477.86/403,627.73 = 165,172.59/x
  3. Step 3: Cross multiply
    292,477.86x = 403,627.73 × 165,172.59
  4. Step 4: Simplify right side
    292,477.86x = 66,668,236,734.06
  5. Step 5: Solve for x
    x = 66,668,236,734.06/292,477.86
  6. Step 6: Final answer
    x = 227,942.85

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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.