Home / 401,263.45-601,720.19-151,770.49

Finding the Fourth Proportional to 401,263.45, 601,720.19 and 151,770.49

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Solution

The fourth proportional to 401,263.45, 601,720.19 and 151,770.49 is: 227,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,263.45 : 601,720.19 = 151,770.49 : x
  2. Step 2: Convert to fraction form
    401,263.45/601,720.19 = 151,770.49/x
  3. Step 3: Cross multiply
    401,263.45x = 601,720.19 × 151,770.49
  4. Step 4: Simplify right side
    401,263.45x = 91,323,366,954.32
  5. Step 5: Solve for x
    x = 91,323,366,954.32/401,263.45
  6. Step 6: Final answer
    x = 227,589.55

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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.