Home / 800,632.96-1,104,863.58-438,051.58

Finding the Fourth Proportional to 800,632.96, 1,104,863.58 and 438,051.58

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Solution

The fourth proportional to 800,632.96, 1,104,863.58 and 438,051.58 is: 604,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,632.96 : 1,104,863.58 = 438,051.58 : x
  2. Step 2: Convert to fraction form
    800,632.96/1,104,863.58 = 438,051.58/x
  3. Step 3: Cross multiply
    800,632.96x = 1,104,863.58 × 438,051.58
  4. Step 4: Simplify right side
    800,632.96x = 483,987,236,903.46
  5. Step 5: Solve for x
    x = 483,987,236,903.46/800,632.96
  6. Step 6: Final answer
    x = 604,505.76

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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.