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Finding the Fourth Proportional to 580,993.40, 871,154.76 and 225,592.14

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Solution

The fourth proportional to 580,993.40, 871,154.76 and 225,592.14 is: 338,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,993.40 : 871,154.76 = 225,592.14 : x
  2. Step 2: Convert to fraction form
    580,993.40/871,154.76 = 225,592.14/x
  3. Step 3: Cross multiply
    580,993.40x = 871,154.76 × 225,592.14
  4. Step 4: Simplify right side
    580,993.40x = 196,525,666,579.59
  5. Step 5: Solve for x
    x = 196,525,666,579.59/580,993.40
  6. Step 6: Final answer
    x = 338,258.00

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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.