Home / 982,231.57-1,473,358.29-272,265.76

Finding the Fourth Proportional to 982,231.57, 1,473,358.29 and 272,265.76

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Solution

The fourth proportional to 982,231.57, 1,473,358.29 and 272,265.76 is: 408,401.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,231.57 : 1,473,358.29 = 272,265.76 : x
  2. Step 2: Convert to fraction form
    982,231.57/1,473,358.29 = 272,265.76/x
  3. Step 3: Cross multiply
    982,231.57x = 1,473,358.29 × 272,265.76
  4. Step 4: Simplify right side
    982,231.57x = 401,145,014,579.15
  5. Step 5: Solve for x
    x = 401,145,014,579.15/982,231.57
  6. Step 6: Final answer
    x = 408,401.67

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1.5x scale

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.