Home / 436,829.76-603,011.07-293,672.84

Finding the Fourth Proportional to 436,829.76, 603,011.07 and 293,672.84

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Solution

The fourth proportional to 436,829.76, 603,011.07 and 293,672.84 is: 405,393.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,829.76 : 603,011.07 = 293,672.84 : x
  2. Step 2: Convert to fraction form
    436,829.76/603,011.07 = 293,672.84/x
  3. Step 3: Cross multiply
    436,829.76x = 603,011.07 × 293,672.84
  4. Step 4: Simplify right side
    436,829.76x = 177,087,970,463.28
  5. Step 5: Solve for x
    x = 177,087,970,463.28/436,829.76
  6. Step 6: Final answer
    x = 405,393.56

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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.