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Finding the Fourth Proportional to 561,792.98, 775,213.52 and 332,358.86

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Solution

The fourth proportional to 561,792.98, 775,213.52 and 332,358.86 is: 458,619.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,792.98 : 775,213.52 = 332,358.86 : x
  2. Step 2: Convert to fraction form
    561,792.98/775,213.52 = 332,358.86/x
  3. Step 3: Cross multiply
    561,792.98x = 775,213.52 × 332,358.86
  4. Step 4: Simplify right side
    561,792.98x = 257,649,081,763.79
  5. Step 5: Solve for x
    x = 257,649,081,763.79/561,792.98
  6. Step 6: Final answer
    x = 458,619.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.