Home / 401,518.32-554,335.56-250,819.44

Finding the Fourth Proportional to 401,518.32, 554,335.56 and 250,819.44

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Solution

The fourth proportional to 401,518.32, 554,335.56 and 250,819.44 is: 346,280.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,518.32 : 554,335.56 = 250,819.44 : x
  2. Step 2: Convert to fraction form
    401,518.32/554,335.56 = 250,819.44/x
  3. Step 3: Cross multiply
    401,518.32x = 554,335.56 × 250,819.44
  4. Step 4: Simplify right side
    401,518.32x = 139,038,134,731.29
  5. Step 5: Solve for x
    x = 139,038,134,731.29/401,518.32
  6. Step 6: Final answer
    x = 346,280.92

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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.