Home / 486,743.01-730,183.71-149,811.74

Finding the Fourth Proportional to 486,743.01, 730,183.71 and 149,811.74

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Solution

The fourth proportional to 486,743.01, 730,183.71 and 149,811.74 is: 224,738.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,743.01 : 730,183.71 = 149,811.74 : x
  2. Step 2: Convert to fraction form
    486,743.01/730,183.71 = 149,811.74/x
  3. Step 3: Cross multiply
    486,743.01x = 730,183.71 × 149,811.74
  4. Step 4: Simplify right side
    486,743.01x = 109,390,092,790.64
  5. Step 5: Solve for x
    x = 109,390,092,790.64/486,743.01
  6. Step 6: Final answer
    x = 224,738.91

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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.