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Finding the Fourth Proportional to 604,607.13, 907,115.76 and 267,601.41

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Solution

The fourth proportional to 604,607.13, 907,115.76 and 267,601.41 is: 401,492.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,607.13 : 907,115.76 = 267,601.41 : x
  2. Step 2: Convert to fraction form
    604,607.13/907,115.76 = 267,601.41/x
  3. Step 3: Cross multiply
    604,607.13x = 907,115.76 × 267,601.41
  4. Step 4: Simplify right side
    604,607.13x = 242,745,456,409.22
  5. Step 5: Solve for x
    x = 242,745,456,409.22/604,607.13
  6. Step 6: Final answer
    x = 401,492.88

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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.