Home / 1,008,764.04-1,513,197.90-260,816.52

Finding the Fourth Proportional to 1,008,764.04, 1,513,197.90 and 260,816.52

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Solution

The fourth proportional to 1,008,764.04, 1,513,197.90 and 260,816.52 is: 391,238.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,764.04 : 1,513,197.90 = 260,816.52 : x
  2. Step 2: Convert to fraction form
    1,008,764.04/1,513,197.90 = 260,816.52/x
  3. Step 3: Cross multiply
    1,008,764.04x = 1,513,197.90 × 260,816.52
  4. Step 4: Simplify right side
    1,008,764.04x = 394,667,010,349.31
  5. Step 5: Solve for x
    x = 394,667,010,349.31/1,008,764.04
  6. Step 6: Final answer
    x = 391,238.18

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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.