Home / 793,769.72-1,190,802.24-261,328.16

Finding the Fourth Proportional to 793,769.72, 1,190,802.24 and 261,328.16

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Solution

The fourth proportional to 793,769.72, 1,190,802.24 and 261,328.16 is: 392,040.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,769.72 : 1,190,802.24 = 261,328.16 : x
  2. Step 2: Convert to fraction form
    793,769.72/1,190,802.24 = 261,328.16/x
  3. Step 3: Cross multiply
    793,769.72x = 1,190,802.24 × 261,328.16
  4. Step 4: Simplify right side
    793,769.72x = 311,190,158,303.08
  5. Step 5: Solve for x
    x = 311,190,158,303.08/793,769.72
  6. Step 6: Final answer
    x = 392,040.85

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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.