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Finding the Fourth Proportional to 570,104.60, 854,955.30 and 196,040.60

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Solution

The fourth proportional to 570,104.60, 854,955.30 and 196,040.60 is: 293,991.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,104.60 : 854,955.30 = 196,040.60 : x
  2. Step 2: Convert to fraction form
    570,104.60/854,955.30 = 196,040.60/x
  3. Step 3: Cross multiply
    570,104.60x = 854,955.30 × 196,040.60
  4. Step 4: Simplify right side
    570,104.60x = 167,605,949,985.18
  5. Step 5: Solve for x
    x = 167,605,949,985.18/570,104.60
  6. Step 6: Final answer
    x = 293,991.58

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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.