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Finding the Fourth Proportional to 564,583.51, 846,876.50 and 396,854.39

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Solution

The fourth proportional to 564,583.51, 846,876.50 and 396,854.39 is: 595,282.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,583.51 : 846,876.50 = 396,854.39 : x
  2. Step 2: Convert to fraction form
    564,583.51/846,876.50 = 396,854.39/x
  3. Step 3: Cross multiply
    564,583.51x = 846,876.50 × 396,854.39
  4. Step 4: Simplify right side
    564,583.51x = 336,086,658,433.96
  5. Step 5: Solve for x
    x = 336,086,658,433.96/564,583.51
  6. Step 6: Final answer
    x = 595,282.45

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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.