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Finding the Fourth Proportional to 604,874.40, 907,274.88 and 267,816.48

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Solution

The fourth proportional to 604,874.40, 907,274.88 and 267,816.48 is: 401,708.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,874.40 : 907,274.88 = 267,816.48 : x
  2. Step 2: Convert to fraction form
    604,874.40/907,274.88 = 267,816.48/x
  3. Step 3: Cross multiply
    604,874.40x = 907,274.88 × 267,816.48
  4. Step 4: Simplify right side
    604,874.40x = 242,983,164,754.02
  5. Step 5: Solve for x
    x = 242,983,164,754.02/604,874.40
  6. Step 6: Final answer
    x = 401,708.46

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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.