Home / 739,492.22-1,109,361.02-259,595.62

Finding the Fourth Proportional to 739,492.22, 1,109,361.02 and 259,595.62

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Solution

The fourth proportional to 739,492.22, 1,109,361.02 and 259,595.62 is: 389,436.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,492.22 : 1,109,361.02 = 259,595.62 : x
  2. Step 2: Convert to fraction form
    739,492.22/1,109,361.02 = 259,595.62/x
  3. Step 3: Cross multiply
    739,492.22x = 1,109,361.02 × 259,595.62
  4. Step 4: Simplify right side
    739,492.22x = 287,985,257,719.35
  5. Step 5: Solve for x
    x = 287,985,257,719.35/739,492.22
  6. Step 6: Final answer
    x = 389,436.50

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Double scale
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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.