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Finding the Fourth Proportional to 735,205.60, 1,102,808.40 and 202,808.80

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Solution

The fourth proportional to 735,205.60, 1,102,808.40 and 202,808.80 is: 304,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,205.60 : 1,102,808.40 = 202,808.80 : x
  2. Step 2: Convert to fraction form
    735,205.60/1,102,808.40 = 202,808.80/x
  3. Step 3: Cross multiply
    735,205.60x = 1,102,808.40 × 202,808.80
  4. Step 4: Simplify right side
    735,205.60x = 223,659,248,233.92
  5. Step 5: Solve for x
    x = 223,659,248,233.92/735,205.60
  6. Step 6: Final answer
    x = 304,213.20

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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.