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Finding the Fourth Proportional to 433,522.63, 650,346.14 and 134,026.60

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Solution

The fourth proportional to 433,522.63, 650,346.14 and 134,026.60 is: 201,059.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,522.63 : 650,346.14 = 134,026.60 : x
  2. Step 2: Convert to fraction form
    433,522.63/650,346.14 = 134,026.60/x
  3. Step 3: Cross multiply
    433,522.63x = 650,346.14 × 134,026.60
  4. Step 4: Simplify right side
    433,522.63x = 87,163,679,671.33
  5. Step 5: Solve for x
    x = 87,163,679,671.33/433,522.63
  6. Step 6: Final answer
    x = 201,059.12

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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.