Home / 800,463.28-1,104,665.64-456,293.08

Finding the Fourth Proportional to 800,463.28, 1,104,665.64 and 456,293.08

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Solution

The fourth proportional to 800,463.28, 1,104,665.64 and 456,293.08 is: 629,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,463.28 : 1,104,665.64 = 456,293.08 : x
  2. Step 2: Convert to fraction form
    800,463.28/1,104,665.64 = 456,293.08/x
  3. Step 3: Cross multiply
    800,463.28x = 1,104,665.64 × 456,293.08
  4. Step 4: Simplify right side
    800,463.28x = 504,051,287,245.77
  5. Step 5: Solve for x
    x = 504,051,287,245.77/800,463.28
  6. Step 6: Final answer
    x = 629,699.45

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1.5x scale

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.