Home / 464,936.40-697,404.60-149,425.20

Finding the Fourth Proportional to 464,936.40, 697,404.60 and 149,425.20

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Solution

The fourth proportional to 464,936.40, 697,404.60 and 149,425.20 is: 224,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,936.40 : 697,404.60 = 149,425.20 : x
  2. Step 2: Convert to fraction form
    464,936.40/697,404.60 = 149,425.20/x
  3. Step 3: Cross multiply
    464,936.40x = 697,404.60 × 149,425.20
  4. Step 4: Simplify right side
    464,936.40x = 104,209,821,835.92
  5. Step 5: Solve for x
    x = 104,209,821,835.92/464,936.40
  6. Step 6: Final answer
    x = 224,137.80

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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.