Home / 740,443.71-1,110,707.11-207,923.22

Finding the Fourth Proportional to 740,443.71, 1,110,707.11 and 207,923.22

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Solution

The fourth proportional to 740,443.71, 1,110,707.11 and 207,923.22 is: 311,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,443.71 : 1,110,707.11 = 207,923.22 : x
  2. Step 2: Convert to fraction form
    740,443.71/1,110,707.11 = 207,923.22/x
  3. Step 3: Cross multiply
    740,443.71x = 1,110,707.11 × 207,923.22
  4. Step 4: Simplify right side
    740,443.71x = 230,941,798,788.09
  5. Step 5: Solve for x
    x = 230,941,798,788.09/740,443.71
  6. Step 6: Final answer
    x = 311,896.50

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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.