Home / 661,142.14-992,086.88-282,027.06

Finding the Fourth Proportional to 661,142.14, 992,086.88 and 282,027.06

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Solution

The fourth proportional to 661,142.14, 992,086.88 and 282,027.06 is: 423,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,142.14 : 992,086.88 = 282,027.06 : x
  2. Step 2: Convert to fraction form
    661,142.14/992,086.88 = 282,027.06/x
  3. Step 3: Cross multiply
    661,142.14x = 992,086.88 × 282,027.06
  4. Step 4: Simplify right side
    661,142.14x = 279,795,343,813.60
  5. Step 5: Solve for x
    x = 279,795,343,813.60/661,142.14
  6. Step 6: Final answer
    x = 423,199.98

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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.