Home / 740,425.80-1,110,638.71-179,460.30

Finding the Fourth Proportional to 740,425.80, 1,110,638.71 and 179,460.30

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Solution

The fourth proportional to 740,425.80, 1,110,638.71 and 179,460.30 is: 269,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,425.80 : 1,110,638.71 = 179,460.30 : x
  2. Step 2: Convert to fraction form
    740,425.80/1,110,638.71 = 179,460.30/x
  3. Step 3: Cross multiply
    740,425.80x = 1,110,638.71 × 179,460.30
  4. Step 4: Simplify right side
    740,425.80x = 199,315,556,088.21
  5. Step 5: Solve for x
    x = 199,315,556,088.21/740,425.80
  6. Step 6: Final answer
    x = 269,190.45

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Similar ratio
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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.