Home / 739,495.89-1,109,366.51-259,599.29

Finding the Fourth Proportional to 739,495.89, 1,109,366.51 and 259,599.29

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Solution

The fourth proportional to 739,495.89, 1,109,366.51 and 259,599.29 is: 389,441.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,495.89 : 1,109,366.51 = 259,599.29 : x
  2. Step 2: Convert to fraction form
    739,495.89/1,109,366.51 = 259,599.29/x
  3. Step 3: Cross multiply
    739,495.89x = 1,109,366.51 × 259,599.29
  4. Step 4: Simplify right side
    739,495.89x = 287,990,751,500.95
  5. Step 5: Solve for x
    x = 287,990,751,500.95/739,495.89
  6. Step 6: Final answer
    x = 389,441.99

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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.