Home / 951,739-1,427,541.70-446,410.80

Finding the Fourth Proportional to 951,739, 1,427,541.70 and 446,410.80

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Solution

The fourth proportional to 951,739, 1,427,541.70 and 446,410.80 is: 669,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,739 : 1,427,541.70 = 446,410.80 : x
  2. Step 2: Convert to fraction form
    951,739/1,427,541.70 = 446,410.80/x
  3. Step 3: Cross multiply
    951,739x = 1,427,541.70 × 446,410.80
  4. Step 4: Simplify right side
    951,739x = 637,270,032,330.36
  5. Step 5: Solve for x
    x = 637,270,032,330.36/951,739
  6. Step 6: Final answer
    x = 669,584.87

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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.