Home / 791,001.14-1,186,259.18-285,500.38

Finding the Fourth Proportional to 791,001.14, 1,186,259.18 and 285,500.38

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Solution

The fourth proportional to 791,001.14, 1,186,259.18 and 285,500.38 is: 428,163.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,001.14 : 1,186,259.18 = 285,500.38 : x
  2. Step 2: Convert to fraction form
    791,001.14/1,186,259.18 = 285,500.38/x
  3. Step 3: Cross multiply
    791,001.14x = 1,186,259.18 × 285,500.38
  4. Step 4: Simplify right side
    791,001.14x = 338,677,446,668.49
  5. Step 5: Solve for x
    x = 338,677,446,668.49/791,001.14
  6. Step 6: Final answer
    x = 428,163.03

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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.