Home / 739,511.18-1,109,432.93-234,102.46

Finding the Fourth Proportional to 739,511.18, 1,109,432.93 and 234,102.46

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Solution

The fourth proportional to 739,511.18, 1,109,432.93 and 234,102.46 is: 351,206.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,511.18 : 1,109,432.93 = 234,102.46 : x
  2. Step 2: Convert to fraction form
    739,511.18/1,109,432.93 = 234,102.46/x
  3. Step 3: Cross multiply
    739,511.18x = 1,109,432.93 × 234,102.46
  4. Step 4: Simplify right side
    739,511.18x = 259,720,978,118.01
  5. Step 5: Solve for x
    x = 259,720,978,118.01/739,511.18
  6. Step 6: Final answer
    x = 351,206.29

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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.