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Finding the Fourth Proportional to 1,356,808, 2,035,351.32 and 359,536

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Solution

The fourth proportional to 1,356,808, 2,035,351.32 and 359,536 is: 539,340.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,808 : 2,035,351.32 = 359,536 : x
  2. Step 2: Convert to fraction form
    1,356,808/2,035,351.32 = 359,536/x
  3. Step 3: Cross multiply
    1,356,808x = 2,035,351.32 × 359,536
  4. Step 4: Simplify right side
    1,356,808x = 731,782,072,187.52
  5. Step 5: Solve for x
    x = 731,782,072,187.52/1,356,808
  6. Step 6: Final answer
    x = 539,340.92

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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.