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Finding the Fourth Proportional to 571,059.08, 856,144.03 and 282,671.74

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Solution

The fourth proportional to 571,059.08, 856,144.03 and 282,671.74 is: 423,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,059.08 : 856,144.03 = 282,671.74 : x
  2. Step 2: Convert to fraction form
    571,059.08/856,144.03 = 282,671.74/x
  3. Step 3: Cross multiply
    571,059.08x = 856,144.03 × 282,671.74
  4. Step 4: Simplify right side
    571,059.08x = 242,007,722,650.71
  5. Step 5: Solve for x
    x = 242,007,722,650.71/571,059.08
  6. Step 6: Final answer
    x = 423,787.54

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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.