Home / 418,332.93-577,086.91-273,223.73

Finding the Fourth Proportional to 418,332.93, 577,086.91 and 273,223.73

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Solution

The fourth proportional to 418,332.93, 577,086.91 and 273,223.73 is: 376,909.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,332.93 : 577,086.91 = 273,223.73 : x
  2. Step 2: Convert to fraction form
    418,332.93/577,086.91 = 273,223.73/x
  3. Step 3: Cross multiply
    418,332.93x = 577,086.91 × 273,223.73
  4. Step 4: Simplify right side
    418,332.93x = 157,673,838,084.37
  5. Step 5: Solve for x
    x = 157,673,838,084.37/418,332.93
  6. Step 6: Final answer
    x = 376,909.94

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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.