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Finding the Fourth Proportional to 564,576.91, 846,866.57 and 396,847.77

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Solution

The fourth proportional to 564,576.91, 846,866.57 and 396,847.77 is: 595,272.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,576.91 : 846,866.57 = 396,847.77 : x
  2. Step 2: Convert to fraction form
    564,576.91/846,866.57 = 396,847.77/x
  3. Step 3: Cross multiply
    564,576.91x = 846,866.57 × 396,847.77
  4. Step 4: Simplify right side
    564,576.91x = 336,077,104,632.06
  5. Step 5: Solve for x
    x = 336,077,104,632.06/564,576.91
  6. Step 6: Final answer
    x = 595,272.50

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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.