Home / 305,687.04-457,699.50-179,140.74

Finding the Fourth Proportional to 305,687.04, 457,699.50 and 179,140.74

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Solution

The fourth proportional to 305,687.04, 457,699.50 and 179,140.74 is: 268,224.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,687.04 : 457,699.50 = 179,140.74 : x
  2. Step 2: Convert to fraction form
    305,687.04/457,699.50 = 179,140.74/x
  3. Step 3: Cross multiply
    305,687.04x = 457,699.50 × 179,140.74
  4. Step 4: Simplify right side
    305,687.04x = 81,992,627,127.63
  5. Step 5: Solve for x
    x = 81,992,627,127.63/305,687.04
  6. Step 6: Final answer
    x = 268,224.09

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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.