Home / 992,066.53-1,487,829.42-272,237.56

Finding the Fourth Proportional to 992,066.53, 1,487,829.42 and 272,237.56

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Solution

The fourth proportional to 992,066.53, 1,487,829.42 and 272,237.56 is: 408,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,066.53 : 1,487,829.42 = 272,237.56 : x
  2. Step 2: Convert to fraction form
    992,066.53/1,487,829.42 = 272,237.56/x
  3. Step 3: Cross multiply
    992,066.53x = 1,487,829.42 × 272,237.56
  4. Step 4: Simplify right side
    992,066.53x = 405,043,050,997.02
  5. Step 5: Solve for x
    x = 405,043,050,997.02/992,066.53
  6. Step 6: Final answer
    x = 408,282.15

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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.