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Finding the Fourth Proportional to 567,203, 850,940.28 and 162,400.84

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Solution

The fourth proportional to 567,203, 850,940.28 and 162,400.84 is: 243,640.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,203 : 850,940.28 = 162,400.84 : x
  2. Step 2: Convert to fraction form
    567,203/850,940.28 = 162,400.84/x
  3. Step 3: Cross multiply
    567,203x = 850,940.28 × 162,400.84
  4. Step 4: Simplify right side
    567,203x = 138,193,416,261.84
  5. Step 5: Solve for x
    x = 138,193,416,261.84/567,203
  6. Step 6: Final answer
    x = 243,640.14

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1.5x scale

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.