Home / 803,630.48-1,205,611.48-263,927.44

Finding the Fourth Proportional to 803,630.48, 1,205,611.48 and 263,927.44

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Solution

The fourth proportional to 803,630.48, 1,205,611.48 and 263,927.44 is: 395,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,630.48 : 1,205,611.48 = 263,927.44 : x
  2. Step 2: Convert to fraction form
    803,630.48/1,205,611.48 = 263,927.44/x
  3. Step 3: Cross multiply
    803,630.48x = 1,205,611.48 × 263,927.44
  4. Step 4: Simplify right side
    803,630.48x = 318,193,951,551.01
  5. Step 5: Solve for x
    x = 318,193,951,551.01/803,630.48
  6. Step 6: Final answer
    x = 395,945.60

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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.