Home / 992,093.27-1,487,980.46-272,266.79

Finding the Fourth Proportional to 992,093.27, 1,487,980.46 and 272,266.79

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Solution

The fourth proportional to 992,093.27, 1,487,980.46 and 272,266.79 is: 408,356.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,093.27 : 1,487,980.46 = 272,266.79 : x
  2. Step 2: Convert to fraction form
    992,093.27/1,487,980.46 = 272,266.79/x
  3. Step 3: Cross multiply
    992,093.27x = 1,487,980.46 × 272,266.79
  4. Step 4: Simplify right side
    992,093.27x = 405,127,656,667.69
  5. Step 5: Solve for x
    x = 405,127,656,667.69/992,093.27
  6. Step 6: Final answer
    x = 408,356.42

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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.