Home / 739,492.37-1,109,361.25-259,595.77

Finding the Fourth Proportional to 739,492.37, 1,109,361.25 and 259,595.77

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Solution

The fourth proportional to 739,492.37, 1,109,361.25 and 259,595.77 is: 389,436.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,492.37 : 1,109,361.25 = 259,595.77 : x
  2. Step 2: Convert to fraction form
    739,492.37/1,109,361.25 = 259,595.77/x
  3. Step 3: Cross multiply
    739,492.37x = 1,109,361.25 × 259,595.77
  4. Step 4: Simplify right side
    739,492.37x = 287,985,487,901.91
  5. Step 5: Solve for x
    x = 287,985,487,901.91/739,492.37
  6. Step 6: Final answer
    x = 389,436.73

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Double scale
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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.