Home / 740,373.57-1,110,628.13-207,891.01

Finding the Fourth Proportional to 740,373.57, 1,110,628.13 and 207,891.01

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Solution

The fourth proportional to 740,373.57, 1,110,628.13 and 207,891.01 is: 311,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,373.57 : 1,110,628.13 = 207,891.01 : x
  2. Step 2: Convert to fraction form
    740,373.57/1,110,628.13 = 207,891.01/x
  3. Step 3: Cross multiply
    740,373.57x = 1,110,628.13 × 207,891.01
  4. Step 4: Simplify right side
    740,373.57x = 230,889,603,680.11
  5. Step 5: Solve for x
    x = 230,889,603,680.11/740,373.57
  6. Step 6: Final answer
    x = 311,855.55

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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.