Home / 1,305,934.80-1,957,721.13-464,289.72

Finding the Fourth Proportional to 1,305,934.80, 1,957,721.13 and 464,289.72

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Solution

The fourth proportional to 1,305,934.80, 1,957,721.13 and 464,289.72 is: 696,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,934.80 : 1,957,721.13 = 464,289.72 : x
  2. Step 2: Convert to fraction form
    1,305,934.80/1,957,721.13 = 464,289.72/x
  3. Step 3: Cross multiply
    1,305,934.80x = 1,957,721.13 × 464,289.72
  4. Step 4: Simplify right side
    1,305,934.80x = 908,949,795,285.78
  5. Step 5: Solve for x
    x = 908,949,795,285.78/1,305,934.80
  6. Step 6: Final answer
    x = 696,014.68

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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.