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Finding the Fourth Proportional to 395,536.87, 593,066.10 and 155,363.27

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Solution

The fourth proportional to 395,536.87, 593,066.10 and 155,363.27 is: 232,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,536.87 : 593,066.10 = 155,363.27 : x
  2. Step 2: Convert to fraction form
    395,536.87/593,066.10 = 155,363.27/x
  3. Step 3: Cross multiply
    395,536.87x = 593,066.10 × 155,363.27
  4. Step 4: Simplify right side
    395,536.87x = 92,140,686,239.43
  5. Step 5: Solve for x
    x = 92,140,686,239.43/395,536.87
  6. Step 6: Final answer
    x = 232,950.94

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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.