Home / 934,238.80-1,401,358.20-724,286.80

Finding the Fourth Proportional to 934,238.80, 1,401,358.20 and 724,286.80

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Solution

The fourth proportional to 934,238.80, 1,401,358.20 and 724,286.80 is: 1,086,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,238.80 : 1,401,358.20 = 724,286.80 : x
  2. Step 2: Convert to fraction form
    934,238.80/1,401,358.20 = 724,286.80/x
  3. Step 3: Cross multiply
    934,238.80x = 1,401,358.20 × 724,286.80
  4. Step 4: Simplify right side
    934,238.80x = 1,014,985,246,331.76
  5. Step 5: Solve for x
    x = 1,014,985,246,331.76/934,238.80
  6. Step 6: Final answer
    x = 1,086,430.20

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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.