Home / 992,066.27-1,487,829.06-272,237.31

Finding the Fourth Proportional to 992,066.27, 1,487,829.06 and 272,237.31

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Solution

The fourth proportional to 992,066.27, 1,487,829.06 and 272,237.31 is: 408,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,066.27 : 1,487,829.06 = 272,237.31 : x
  2. Step 2: Convert to fraction form
    992,066.27/1,487,829.06 = 272,237.31/x
  3. Step 3: Cross multiply
    992,066.27x = 1,487,829.06 × 272,237.31
  4. Step 4: Simplify right side
    992,066.27x = 405,042,581,034.23
  5. Step 5: Solve for x
    x = 405,042,581,034.23/992,066.27
  6. Step 6: Final answer
    x = 408,281.78

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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.