Home / 802,226.03-1,107,073.49-439,663.35

Finding the Fourth Proportional to 802,226.03, 1,107,073.49 and 439,663.35

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Solution

The fourth proportional to 802,226.03, 1,107,073.49 and 439,663.35 is: 606,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,226.03 : 1,107,073.49 = 439,663.35 : x
  2. Step 2: Convert to fraction form
    802,226.03/1,107,073.49 = 439,663.35/x
  3. Step 3: Cross multiply
    802,226.03x = 1,107,073.49 × 439,663.35
  4. Step 4: Simplify right side
    802,226.03x = 486,739,639,309.59
  5. Step 5: Solve for x
    x = 486,739,639,309.59/802,226.03
  6. Step 6: Final answer
    x = 606,736.28

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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.