Home / 669,265.36-1,004,393.85-370,003.66

Finding the Fourth Proportional to 669,265.36, 1,004,393.85 and 370,003.66

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Solution

The fourth proportional to 669,265.36, 1,004,393.85 and 370,003.66 is: 555,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,265.36 : 1,004,393.85 = 370,003.66 : x
  2. Step 2: Convert to fraction form
    669,265.36/1,004,393.85 = 370,003.66/x
  3. Step 3: Cross multiply
    669,265.36x = 1,004,393.85 × 370,003.66
  4. Step 4: Simplify right side
    669,265.36x = 371,629,400,581.49
  5. Step 5: Solve for x
    x = 371,629,400,581.49/669,265.36
  6. Step 6: Final answer
    x = 555,279.60

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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.