Home / 800,463.78-1,104,666.33-456,293.58

Finding the Fourth Proportional to 800,463.78, 1,104,666.33 and 456,293.58

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Solution

The fourth proportional to 800,463.78, 1,104,666.33 and 456,293.58 is: 629,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,463.78 : 1,104,666.33 = 456,293.58 : x
  2. Step 2: Convert to fraction form
    800,463.78/1,104,666.33 = 456,293.58/x
  3. Step 3: Cross multiply
    800,463.78x = 1,104,666.33 × 456,293.58
  4. Step 4: Simplify right side
    800,463.78x = 504,052,154,421.16
  5. Step 5: Solve for x
    x = 504,052,154,421.16/800,463.78
  6. Step 6: Final answer
    x = 629,700.14

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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.