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Finding the Fourth Proportional to 570,863.24, 787,411.56 and 367,171.92

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Solution

The fourth proportional to 570,863.24, 787,411.56 and 367,171.92 is: 506,453.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,863.24 : 787,411.56 = 367,171.92 : x
  2. Step 2: Convert to fraction form
    570,863.24/787,411.56 = 367,171.92/x
  3. Step 3: Cross multiply
    570,863.24x = 787,411.56 × 367,171.92
  4. Step 4: Simplify right side
    570,863.24x = 289,115,414,315.40
  5. Step 5: Solve for x
    x = 289,115,414,315.40/570,863.24
  6. Step 6: Final answer
    x = 506,453.02

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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.