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Finding the Fourth Proportional to 567,151.40, 850,842.30 and 193,212.20

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Solution

The fourth proportional to 567,151.40, 850,842.30 and 193,212.20 is: 289,857.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,151.40 : 850,842.30 = 193,212.20 : x
  2. Step 2: Convert to fraction form
    567,151.40/850,842.30 = 193,212.20/x
  3. Step 3: Cross multiply
    567,151.40x = 850,842.30 × 193,212.20
  4. Step 4: Simplify right side
    567,151.40x = 164,393,112,636.06
  5. Step 5: Solve for x
    x = 164,393,112,636.06/567,151.40
  6. Step 6: Final answer
    x = 289,857.55

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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.