Home / 735,204.80-1,102,807.20-261,905.60

Finding the Fourth Proportional to 735,204.80, 1,102,807.20 and 261,905.60

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Solution

The fourth proportional to 735,204.80, 1,102,807.20 and 261,905.60 is: 392,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,204.80 : 1,102,807.20 = 261,905.60 : x
  2. Step 2: Convert to fraction form
    735,204.80/1,102,807.20 = 261,905.60/x
  3. Step 3: Cross multiply
    735,204.80x = 1,102,807.20 × 261,905.60
  4. Step 4: Simplify right side
    735,204.80x = 288,831,381,400.32
  5. Step 5: Solve for x
    x = 288,831,381,400.32/735,204.80
  6. Step 6: Final answer
    x = 392,858.40

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Similar ratio
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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.