Home / 884,237.70-1,325,247.21-378,204.78

Finding the Fourth Proportional to 884,237.70, 1,325,247.21 and 378,204.78

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Solution

The fourth proportional to 884,237.70, 1,325,247.21 and 378,204.78 is: 566,832.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,237.70 : 1,325,247.21 = 378,204.78 : x
  2. Step 2: Convert to fraction form
    884,237.70/1,325,247.21 = 378,204.78/x
  3. Step 3: Cross multiply
    884,237.70x = 1,325,247.21 × 378,204.78
  4. Step 4: Simplify right side
    884,237.70x = 501,214,829,503.66
  5. Step 5: Solve for x
    x = 501,214,829,503.66/884,237.70
  6. Step 6: Final answer
    x = 566,832.68

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1.5x scale

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.