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Finding the Fourth Proportional to 604,799.68, 907,403.48 and 267,794.32

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Solution

The fourth proportional to 604,799.68, 907,403.48 and 267,794.32 is: 401,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,799.68 : 907,403.48 = 267,794.32 : x
  2. Step 2: Convert to fraction form
    604,799.68/907,403.48 = 267,794.32/x
  3. Step 3: Cross multiply
    604,799.68x = 907,403.48 × 267,794.32
  4. Step 4: Simplify right side
    604,799.68x = 242,997,497,892.23
  5. Step 5: Solve for x
    x = 242,997,497,892.23/604,799.68
  6. Step 6: Final answer
    x = 401,781.79

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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.