Home / 734,245.16-1,101,367.80-260,949.20

Finding the Fourth Proportional to 734,245.16, 1,101,367.80 and 260,949.20

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Solution

The fourth proportional to 734,245.16, 1,101,367.80 and 260,949.20 is: 391,423.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,245.16 : 1,101,367.80 = 260,949.20 : x
  2. Step 2: Convert to fraction form
    734,245.16/1,101,367.80 = 260,949.20/x
  3. Step 3: Cross multiply
    734,245.16x = 1,101,367.80 × 260,949.20
  4. Step 4: Simplify right side
    734,245.16x = 287,401,046,315.76
  5. Step 5: Solve for x
    x = 287,401,046,315.76/734,245.16
  6. Step 6: Final answer
    x = 391,423.82

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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.