Home / 401,184.60-553,691.51-248,272.04

Finding the Fourth Proportional to 401,184.60, 553,691.51 and 248,272.04

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Solution

The fourth proportional to 401,184.60, 553,691.51 and 248,272.04 is: 342,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,184.60 : 553,691.51 = 248,272.04 : x
  2. Step 2: Convert to fraction form
    401,184.60/553,691.51 = 248,272.04/x
  3. Step 3: Cross multiply
    401,184.60x = 553,691.51 × 248,272.04
  4. Step 4: Simplify right side
    401,184.60x = 137,466,120,074.29
  5. Step 5: Solve for x
    x = 137,466,120,074.29/401,184.60
  6. Step 6: Final answer
    x = 342,650.54

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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.