Home / 757,906.29-1,046,086.52-499,829.81

Finding the Fourth Proportional to 757,906.29, 1,046,086.52 and 499,829.81

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Solution

The fourth proportional to 757,906.29, 1,046,086.52 and 499,829.81 is: 689,881.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,906.29 : 1,046,086.52 = 499,829.81 : x
  2. Step 2: Convert to fraction form
    757,906.29/1,046,086.52 = 499,829.81/x
  3. Step 3: Cross multiply
    757,906.29x = 1,046,086.52 × 499,829.81
  4. Step 4: Simplify right side
    757,906.29x = 522,865,231,849.25
  5. Step 5: Solve for x
    x = 522,865,231,849.25/757,906.29
  6. Step 6: Final answer
    x = 689,881.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.