Home / 346,330.20-519,884.10-267,792.60

Finding the Fourth Proportional to 346,330.20, 519,884.10 and 267,792.60

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Solution

The fourth proportional to 346,330.20, 519,884.10 and 267,792.60 is: 401,989.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,330.20 : 519,884.10 = 267,792.60 : x
  2. Step 2: Convert to fraction form
    346,330.20/519,884.10 = 267,792.60/x
  3. Step 3: Cross multiply
    346,330.20x = 519,884.10 × 267,792.60
  4. Step 4: Simplify right side
    346,330.20x = 139,221,114,837.66
  5. Step 5: Solve for x
    x = 139,221,114,837.66/346,330.20
  6. Step 6: Final answer
    x = 401,989.53

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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.