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Finding the Fourth Proportional to 346,064.20, 519,485.10 and 267,526.60

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Solution

The fourth proportional to 346,064.20, 519,485.10 and 267,526.60 is: 401,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,064.20 : 519,485.10 = 267,526.60 : x
  2. Step 2: Convert to fraction form
    346,064.20/519,485.10 = 267,526.60/x
  3. Step 3: Cross multiply
    346,064.20x = 519,485.10 × 267,526.60
  4. Step 4: Simplify right side
    346,064.20x = 138,976,082,553.66
  5. Step 5: Solve for x
    x = 138,976,082,553.66/346,064.20
  6. Step 6: Final answer
    x = 401,590.46

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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.