Home / 907,690.56-1,361,683.62-268,059.03

Finding the Fourth Proportional to 907,690.56, 1,361,683.62 and 268,059.03

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Solution

The fourth proportional to 907,690.56, 1,361,683.62 and 268,059.03 is: 402,132.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,690.56 : 1,361,683.62 = 268,059.03 : x
  2. Step 2: Convert to fraction form
    907,690.56/1,361,683.62 = 268,059.03/x
  3. Step 3: Cross multiply
    907,690.56x = 1,361,683.62 × 268,059.03
  4. Step 4: Simplify right side
    907,690.56x = 365,011,590,344.09
  5. Step 5: Solve for x
    x = 365,011,590,344.09/907,690.56
  6. Step 6: Final answer
    x = 402,132.19

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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.