Home / 916,933.30-1,372,289.55-804,958.90

Finding the Fourth Proportional to 916,933.30, 1,372,289.55 and 804,958.90

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Solution

The fourth proportional to 916,933.30, 1,372,289.55 and 804,958.90 is: 1,204,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,933.30 : 1,372,289.55 = 804,958.90 : x
  2. Step 2: Convert to fraction form
    916,933.30/1,372,289.55 = 804,958.90/x
  3. Step 3: Cross multiply
    916,933.30x = 1,372,289.55 × 804,958.90
  4. Step 4: Simplify right side
    916,933.30x = 1,104,636,686,649.50
  5. Step 5: Solve for x
    x = 1,104,636,686,649.50/916,933.30
  6. Step 6: Final answer
    x = 1,204,707.79

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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.