Home / 740,425.79-1,110,638.72-179,460.29

Finding the Fourth Proportional to 740,425.79, 1,110,638.72 and 179,460.29

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Solution

The fourth proportional to 740,425.79, 1,110,638.72 and 179,460.29 is: 269,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,425.79 : 1,110,638.72 = 179,460.29 : x
  2. Step 2: Convert to fraction form
    740,425.79/1,110,638.72 = 179,460.29/x
  3. Step 3: Cross multiply
    740,425.79x = 1,110,638.72 × 179,460.29
  4. Step 4: Simplify right side
    740,425.79x = 199,315,550,001.68
  5. Step 5: Solve for x
    x = 199,315,550,001.68/740,425.79
  6. Step 6: Final answer
    x = 269,190.45

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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.