Home / 446,652.20-669,834.32-147,061.48

Finding the Fourth Proportional to 446,652.20, 669,834.32 and 147,061.48

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Solution

The fourth proportional to 446,652.20, 669,834.32 and 147,061.48 is: 220,544.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,652.20 : 669,834.32 = 147,061.48 : x
  2. Step 2: Convert to fraction form
    446,652.20/669,834.32 = 147,061.48/x
  3. Step 3: Cross multiply
    446,652.20x = 669,834.32 × 147,061.48
  4. Step 4: Simplify right side
    446,652.20x = 98,506,826,453.99
  5. Step 5: Solve for x
    x = 98,506,826,453.99/446,652.20
  6. Step 6: Final answer
    x = 220,544.81

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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.