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Finding the Fourth Proportional to 606,120.44, 909,082.38 and 286,271.96

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Solution

The fourth proportional to 606,120.44, 909,082.38 and 286,271.96 is: 429,361.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,120.44 : 909,082.38 = 286,271.96 : x
  2. Step 2: Convert to fraction form
    606,120.44/909,082.38 = 286,271.96/x
  3. Step 3: Cross multiply
    606,120.44x = 909,082.38 × 286,271.96
  4. Step 4: Simplify right side
    606,120.44x = 260,244,794,724.07
  5. Step 5: Solve for x
    x = 260,244,794,724.07/606,120.44
  6. Step 6: Final answer
    x = 429,361.52

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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.