Home / 740,371.57-1,110,625.13-207,889.01

Finding the Fourth Proportional to 740,371.57, 1,110,625.13 and 207,889.01

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Solution

The fourth proportional to 740,371.57, 1,110,625.13 and 207,889.01 is: 311,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,371.57 : 1,110,625.13 = 207,889.01 : x
  2. Step 2: Convert to fraction form
    740,371.57/1,110,625.13 = 207,889.01/x
  3. Step 3: Cross multiply
    740,371.57x = 1,110,625.13 × 207,889.01
  4. Step 4: Simplify right side
    740,371.57x = 230,886,757,717.38
  5. Step 5: Solve for x
    x = 230,886,757,717.38/740,371.57
  6. Step 6: Final answer
    x = 311,852.55

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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.