Home / 940,076.70-1,410,348.33-440,857.50

Finding the Fourth Proportional to 940,076.70, 1,410,348.33 and 440,857.50

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Solution

The fourth proportional to 940,076.70, 1,410,348.33 and 440,857.50 is: 661,395.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,076.70 : 1,410,348.33 = 440,857.50 : x
  2. Step 2: Convert to fraction form
    940,076.70/1,410,348.33 = 440,857.50/x
  3. Step 3: Cross multiply
    940,076.70x = 1,410,348.33 × 440,857.50
  4. Step 4: Simplify right side
    940,076.70x = 621,762,638,892.98
  5. Step 5: Solve for x
    x = 621,762,638,892.98/940,076.70
  6. Step 6: Final answer
    x = 661,395.65

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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.