Home / 404,929.73-558,792.20-223,628.81

Finding the Fourth Proportional to 404,929.73, 558,792.20 and 223,628.81

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Solution

The fourth proportional to 404,929.73, 558,792.20 and 223,628.81 is: 308,601.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,929.73 : 558,792.20 = 223,628.81 : x
  2. Step 2: Convert to fraction form
    404,929.73/558,792.20 = 223,628.81/x
  3. Step 3: Cross multiply
    404,929.73x = 558,792.20 × 223,628.81
  4. Step 4: Simplify right side
    404,929.73x = 124,962,032,488.39
  5. Step 5: Solve for x
    x = 124,962,032,488.39/404,929.73
  6. Step 6: Final answer
    x = 308,601.77

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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.