Home / 940,620.90-1,298,073.94-532,807.41

Finding the Fourth Proportional to 940,620.90, 1,298,073.94 and 532,807.41

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Solution

The fourth proportional to 940,620.90, 1,298,073.94 and 532,807.41 is: 735,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,620.90 : 1,298,073.94 = 532,807.41 : x
  2. Step 2: Convert to fraction form
    940,620.90/1,298,073.94 = 532,807.41/x
  3. Step 3: Cross multiply
    940,620.90x = 1,298,073.94 × 532,807.41
  4. Step 4: Simplify right side
    940,620.90x = 691,623,419,493.68
  5. Step 5: Solve for x
    x = 691,623,419,493.68/940,620.90
  6. Step 6: Final answer
    x = 735,283.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.