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Finding the Fourth Proportional to 538,461.60, 807,627.60 and 222,885.60

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Solution

The fourth proportional to 538,461.60, 807,627.60 and 222,885.60 is: 334,301.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,461.60 : 807,627.60 = 222,885.60 : x
  2. Step 2: Convert to fraction form
    538,461.60/807,627.60 = 222,885.60/x
  3. Step 3: Cross multiply
    538,461.60x = 807,627.60 × 222,885.60
  4. Step 4: Simplify right side
    538,461.60x = 180,008,562,202.56
  5. Step 5: Solve for x
    x = 180,008,562,202.56/538,461.60
  6. Step 6: Final answer
    x = 334,301.58

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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.