Home / 417,963.06-576,965.58-282,180.93

Finding the Fourth Proportional to 417,963.06, 576,965.58 and 282,180.93

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Solution

The fourth proportional to 417,963.06, 576,965.58 and 282,180.93 is: 389,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,963.06 : 576,965.58 = 282,180.93 : x
  2. Step 2: Convert to fraction form
    417,963.06/576,965.58 = 282,180.93/x
  3. Step 3: Cross multiply
    417,963.06x = 576,965.58 × 282,180.93
  4. Step 4: Simplify right side
    417,963.06x = 162,808,683,942.39
  5. Step 5: Solve for x
    x = 162,808,683,942.39/417,963.06
  6. Step 6: Final answer
    x = 389,528.88

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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.