Home / 745,092.65-1,117,805.62-271,778.01

Finding the Fourth Proportional to 745,092.65, 1,117,805.62 and 271,778.01

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Solution

The fourth proportional to 745,092.65, 1,117,805.62 and 271,778.01 is: 407,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,092.65 : 1,117,805.62 = 271,778.01 : x
  2. Step 2: Convert to fraction form
    745,092.65/1,117,805.62 = 271,778.01/x
  3. Step 3: Cross multiply
    745,092.65x = 1,117,805.62 × 271,778.01
  4. Step 4: Simplify right side
    745,092.65x = 303,794,986,970.42
  5. Step 5: Solve for x
    x = 303,794,986,970.42/745,092.65
  6. Step 6: Final answer
    x = 407,727.80

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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.