Home / 726,058.20-1,089,087.30-370,954.20

Finding the Fourth Proportional to 726,058.20, 1,089,087.30 and 370,954.20

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Solution

The fourth proportional to 726,058.20, 1,089,087.30 and 370,954.20 is: 556,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,058.20 : 1,089,087.30 = 370,954.20 : x
  2. Step 2: Convert to fraction form
    726,058.20/1,089,087.30 = 370,954.20/x
  3. Step 3: Cross multiply
    726,058.20x = 1,089,087.30 × 370,954.20
  4. Step 4: Simplify right side
    726,058.20x = 404,001,508,101.66
  5. Step 5: Solve for x
    x = 404,001,508,101.66/726,058.20
  6. Step 6: Final answer
    x = 556,431.30

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Double scale
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Similar ratio
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1.5x scale

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.