Home / 871,374.58-1,305,948.49-702,974.32

Finding the Fourth Proportional to 871,374.58, 1,305,948.49 and 702,974.32

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Solution

The fourth proportional to 871,374.58, 1,305,948.49 and 702,974.32 is: 1,053,563.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,374.58 : 1,305,948.49 = 702,974.32 : x
  2. Step 2: Convert to fraction form
    871,374.58/1,305,948.49 = 702,974.32/x
  3. Step 3: Cross multiply
    871,374.58x = 1,305,948.49 × 702,974.32
  4. Step 4: Simplify right side
    871,374.58x = 918,048,251,712.78
  5. Step 5: Solve for x
    x = 918,048,251,712.78/871,374.58
  6. Step 6: Final answer
    x = 1,053,563.27

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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.