Home / 801,881.92-1,106,598.40-439,297.84

Finding the Fourth Proportional to 801,881.92, 1,106,598.40 and 439,297.84

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Solution

The fourth proportional to 801,881.92, 1,106,598.40 and 439,297.84 is: 606,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,881.92 : 1,106,598.40 = 439,297.84 : x
  2. Step 2: Convert to fraction form
    801,881.92/1,106,598.40 = 439,297.84/x
  3. Step 3: Cross multiply
    801,881.92x = 1,106,598.40 × 439,297.84
  4. Step 4: Simplify right side
    801,881.92x = 486,126,286,867.46
  5. Step 5: Solve for x
    x = 486,126,286,867.46/801,881.92
  6. Step 6: Final answer
    x = 606,231.76

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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.