Home / 740,754.24-1,110,273.63-340,555.11

Finding the Fourth Proportional to 740,754.24, 1,110,273.63 and 340,555.11

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Solution

The fourth proportional to 740,754.24, 1,110,273.63 and 340,555.11 is: 510,438.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,754.24 : 1,110,273.63 = 340,555.11 : x
  2. Step 2: Convert to fraction form
    740,754.24/1,110,273.63 = 340,555.11/x
  3. Step 3: Cross multiply
    740,754.24x = 1,110,273.63 × 340,555.11
  4. Step 4: Simplify right side
    740,754.24x = 378,109,358,194.75
  5. Step 5: Solve for x
    x = 378,109,358,194.75/740,754.24
  6. Step 6: Final answer
    x = 510,438.33

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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.