Home / 979,604.80-1,467,438.90-558,388.60

Finding the Fourth Proportional to 979,604.80, 1,467,438.90 and 558,388.60

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Solution

The fourth proportional to 979,604.80, 1,467,438.90 and 558,388.60 is: 836,460.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,604.80 : 1,467,438.90 = 558,388.60 : x
  2. Step 2: Convert to fraction form
    979,604.80/1,467,438.90 = 558,388.60/x
  3. Step 3: Cross multiply
    979,604.80x = 1,467,438.90 × 558,388.60
  4. Step 4: Simplify right side
    979,604.80x = 819,401,152,956.54
  5. Step 5: Solve for x
    x = 819,401,152,956.54/979,604.80
  6. Step 6: Final answer
    x = 836,460.94

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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.