Home / 346,320.20-519,869.10-267,782.60

Finding the Fourth Proportional to 346,320.20, 519,869.10 and 267,782.60

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Solution

The fourth proportional to 346,320.20, 519,869.10 and 267,782.60 is: 401,974.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,320.20 : 519,869.10 = 267,782.60 : x
  2. Step 2: Convert to fraction form
    346,320.20/519,869.10 = 267,782.60/x
  3. Step 3: Cross multiply
    346,320.20x = 519,869.10 × 267,782.60
  4. Step 4: Simplify right side
    346,320.20x = 139,211,899,257.66
  5. Step 5: Solve for x
    x = 139,211,899,257.66/346,320.20
  6. Step 6: Final answer
    x = 401,974.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.