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Finding the Fourth Proportional to 891,990.92, 1,338,550.44 and 466,295.01

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Solution

The fourth proportional to 891,990.92, 1,338,550.44 and 466,295.01 is: 699,737.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,990.92 : 1,338,550.44 = 466,295.01 : x
  2. Step 2: Convert to fraction form
    891,990.92/1,338,550.44 = 466,295.01/x
  3. Step 3: Cross multiply
    891,990.92x = 1,338,550.44 × 466,295.01
  4. Step 4: Simplify right side
    891,990.92x = 624,159,390,805.31
  5. Step 5: Solve for x
    x = 624,159,390,805.31/891,990.92
  6. Step 6: Final answer
    x = 699,737.39

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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.