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Finding the Fourth Proportional to 1,194,800, 1,648,824 and 658,267.52

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Solution

The fourth proportional to 1,194,800, 1,648,824 and 658,267.52 is: 908,409.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,800 : 1,648,824 = 658,267.52 : x
  2. Step 2: Convert to fraction form
    1,194,800/1,648,824 = 658,267.52/x
  3. Step 3: Cross multiply
    1,194,800x = 1,648,824 × 658,267.52
  4. Step 4: Simplify right side
    1,194,800x = 1,085,367,285,396.48
  5. Step 5: Solve for x
    x = 1,085,367,285,396.48/1,194,800
  6. Step 6: Final answer
    x = 908,409.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.