Home / 740,013.60-1,109,340-266,583.18

Finding the Fourth Proportional to 740,013.60, 1,109,340 and 266,583.18

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Solution

The fourth proportional to 740,013.60, 1,109,340 and 266,583.18 is: 399,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,013.60 : 1,109,340 = 266,583.18 : x
  2. Step 2: Convert to fraction form
    740,013.60/1,109,340 = 266,583.18/x
  3. Step 3: Cross multiply
    740,013.60x = 1,109,340 × 266,583.18
  4. Step 4: Simplify right side
    740,013.60x = 295,731,384,901.20
  5. Step 5: Solve for x
    x = 295,731,384,901.20/740,013.60
  6. Step 6: Final answer
    x = 399,629.66

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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.