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Finding the Fourth Proportional to 463,695.60, 697,098.60 and 395,266.80

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Solution

The fourth proportional to 463,695.60, 697,098.60 and 395,266.80 is: 594,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,695.60 : 697,098.60 = 395,266.80 : x
  2. Step 2: Convert to fraction form
    463,695.60/697,098.60 = 395,266.80/x
  3. Step 3: Cross multiply
    463,695.60x = 697,098.60 × 395,266.80
  4. Step 4: Simplify right side
    463,695.60x = 275,539,932,906.48
  5. Step 5: Solve for x
    x = 275,539,932,906.48/463,695.60
  6. Step 6: Final answer
    x = 594,225.89

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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.