Home / 434,697.20-651,786.60-224,745.20

Finding the Fourth Proportional to 434,697.20, 651,786.60 and 224,745.20

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Solution

The fourth proportional to 434,697.20, 651,786.60 and 224,745.20 is: 336,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,697.20 : 651,786.60 = 224,745.20 : x
  2. Step 2: Convert to fraction form
    434,697.20/651,786.60 = 224,745.20/x
  3. Step 3: Cross multiply
    434,697.20x = 651,786.60 × 224,745.20
  4. Step 4: Simplify right side
    434,697.20x = 146,485,909,774.32
  5. Step 5: Solve for x
    x = 146,485,909,774.32/434,697.20
  6. Step 6: Final answer
    x = 336,983.79

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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.