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Finding the Fourth Proportional to 433,602.16, 650,464.53 and 134,108.98

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Solution

The fourth proportional to 433,602.16, 650,464.53 and 134,108.98 is: 201,182.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,602.16 : 650,464.53 = 134,108.98 : x
  2. Step 2: Convert to fraction form
    433,602.16/650,464.53 = 134,108.98/x
  3. Step 3: Cross multiply
    433,602.16x = 650,464.53 × 134,108.98
  4. Step 4: Simplify right side
    433,602.16x = 87,233,134,644.48
  5. Step 5: Solve for x
    x = 87,233,134,644.48/433,602.16
  6. Step 6: Final answer
    x = 201,182.43

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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.