Home / 802,227.03-1,107,074.87-439,664.35

Finding the Fourth Proportional to 802,227.03, 1,107,074.87 and 439,664.35

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Solution

The fourth proportional to 802,227.03, 1,107,074.87 and 439,664.35 is: 606,737.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,227.03 : 1,107,074.87 = 439,664.35 : x
  2. Step 2: Convert to fraction form
    802,227.03/1,107,074.87 = 439,664.35/x
  3. Step 3: Cross multiply
    802,227.03x = 1,107,074.87 × 439,664.35
  4. Step 4: Simplify right side
    802,227.03x = 486,741,353,119.89
  5. Step 5: Solve for x
    x = 486,741,353,119.89/802,227.03
  6. Step 6: Final answer
    x = 606,737.66

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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.