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Finding the Fourth Proportional to 555,709.02, 833,563.54 and 134,982.06

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Solution

The fourth proportional to 555,709.02, 833,563.54 and 134,982.06 is: 202,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,709.02 : 833,563.54 = 134,982.06 : x
  2. Step 2: Convert to fraction form
    555,709.02/833,563.54 = 134,982.06/x
  3. Step 3: Cross multiply
    555,709.02x = 833,563.54 × 134,982.06
  4. Step 4: Simplify right side
    555,709.02x = 112,516,123,770.09
  5. Step 5: Solve for x
    x = 112,516,123,770.09/555,709.02
  6. Step 6: Final answer
    x = 202,473.09

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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.