Home / 689,242.01-951,137.46-374,905.87

Finding the Fourth Proportional to 689,242.01, 951,137.46 and 374,905.87

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Solution

The fourth proportional to 689,242.01, 951,137.46 and 374,905.87 is: 517,361.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,242.01 : 951,137.46 = 374,905.87 : x
  2. Step 2: Convert to fraction form
    689,242.01/951,137.46 = 374,905.87/x
  3. Step 3: Cross multiply
    689,242.01x = 951,137.46 × 374,905.87
  4. Step 4: Simplify right side
    689,242.01x = 356,587,015,607.47
  5. Step 5: Solve for x
    x = 356,587,015,607.47/689,242.01
  6. Step 6: Final answer
    x = 517,361.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.