Home / 446,972.13-670,879.53-162,937.20

Finding the Fourth Proportional to 446,972.13, 670,879.53 and 162,937.20

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Solution

The fourth proportional to 446,972.13, 670,879.53 and 162,937.20 is: 244,559.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,972.13 : 670,879.53 = 162,937.20 : x
  2. Step 2: Convert to fraction form
    446,972.13/670,879.53 = 162,937.20/x
  3. Step 3: Cross multiply
    446,972.13x = 670,879.53 × 162,937.20
  4. Step 4: Simplify right side
    446,972.13x = 109,311,232,155.52
  5. Step 5: Solve for x
    x = 109,311,232,155.52/446,972.13
  6. Step 6: Final answer
    x = 244,559.39

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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.