Home / 893,463.80-1,339,734.90-332,209.40

Finding the Fourth Proportional to 893,463.80, 1,339,734.90 and 332,209.40

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Solution

The fourth proportional to 893,463.80, 1,339,734.90 and 332,209.40 is: 498,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,463.80 : 1,339,734.90 = 332,209.40 : x
  2. Step 2: Convert to fraction form
    893,463.80/1,339,734.90 = 332,209.40/x
  3. Step 3: Cross multiply
    893,463.80x = 1,339,734.90 × 332,209.40
  4. Step 4: Simplify right side
    893,463.80x = 445,072,527,288.06
  5. Step 5: Solve for x
    x = 445,072,527,288.06/893,463.80
  6. Step 6: Final answer
    x = 498,142.76

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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.