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Finding the Fourth Proportional to 604,834.80, 906,377.40 and 267,599.40

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Solution

The fourth proportional to 604,834.80, 906,377.40 and 267,599.40 is: 401,012.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,834.80 : 906,377.40 = 267,599.40 : x
  2. Step 2: Convert to fraction form
    604,834.80/906,377.40 = 267,599.40/x
  3. Step 3: Cross multiply
    604,834.80x = 906,377.40 × 267,599.40
  4. Step 4: Simplify right side
    604,834.80x = 242,546,048,413.56
  5. Step 5: Solve for x
    x = 242,546,048,413.56/604,834.80
  6. Step 6: Final answer
    x = 401,012.06

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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.