Home / 401,787.24-554,461.68-232,017.72

Finding the Fourth Proportional to 401,787.24, 554,461.68 and 232,017.72

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Solution

The fourth proportional to 401,787.24, 554,461.68 and 232,017.72 is: 320,181.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,787.24 : 554,461.68 = 232,017.72 : x
  2. Step 2: Convert to fraction form
    401,787.24/554,461.68 = 232,017.72/x
  3. Step 3: Cross multiply
    401,787.24x = 554,461.68 × 232,017.72
  4. Step 4: Simplify right side
    401,787.24x = 128,644,934,820.97
  5. Step 5: Solve for x
    x = 128,644,934,820.97/401,787.24
  6. Step 6: Final answer
    x = 320,181.73

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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.