Home / 379,256.16-568,917.36-98,772.96

Finding the Fourth Proportional to 379,256.16, 568,917.36 and 98,772.96

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Solution

The fourth proportional to 379,256.16, 568,917.36 and 98,772.96 is: 148,168.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,256.16 : 568,917.36 = 98,772.96 : x
  2. Step 2: Convert to fraction form
    379,256.16/568,917.36 = 98,772.96/x
  3. Step 3: Cross multiply
    379,256.16x = 568,917.36 × 98,772.96
  4. Step 4: Simplify right side
    379,256.16x = 56,193,651,642.59
  5. Step 5: Solve for x
    x = 56,193,651,642.59/379,256.16
  6. Step 6: Final answer
    x = 148,168.07

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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.