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Finding the Fourth Proportional to 357,481.50, 536,296.10 and 104,770.28

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Solution

The fourth proportional to 357,481.50, 536,296.10 and 104,770.28 is: 157,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,481.50 : 536,296.10 = 104,770.28 : x
  2. Step 2: Convert to fraction form
    357,481.50/536,296.10 = 104,770.28/x
  3. Step 3: Cross multiply
    357,481.50x = 536,296.10 × 104,770.28
  4. Step 4: Simplify right side
    357,481.50x = 56,187,889,354.58
  5. Step 5: Solve for x
    x = 56,187,889,354.58/357,481.50
  6. Step 6: Final answer
    x = 157,177.05

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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.