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Finding the Fourth Proportional to 601,622.40, 902,676.60 and 264,727.20

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Solution

The fourth proportional to 601,622.40, 902,676.60 and 264,727.20 is: 397,197.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,622.40 : 902,676.60 = 264,727.20 : x
  2. Step 2: Convert to fraction form
    601,622.40/902,676.60 = 264,727.20/x
  3. Step 3: Cross multiply
    601,622.40x = 902,676.60 × 264,727.20
  4. Step 4: Simplify right side
    601,622.40x = 238,963,048,823.52
  5. Step 5: Solve for x
    x = 238,963,048,823.52/601,622.40
  6. Step 6: Final answer
    x = 397,197.73

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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.