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Finding the Fourth Proportional to 594,438.68, 891,725.67 and 215,537.87

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Solution

The fourth proportional to 594,438.68, 891,725.67 and 215,537.87 is: 323,331.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,438.68 : 891,725.67 = 215,537.87 : x
  2. Step 2: Convert to fraction form
    594,438.68/891,725.67 = 215,537.87/x
  3. Step 3: Cross multiply
    594,438.68x = 891,725.67 × 215,537.87
  4. Step 4: Simplify right side
    594,438.68x = 192,200,647,077.50
  5. Step 5: Solve for x
    x = 192,200,647,077.50/594,438.68
  6. Step 6: Final answer
    x = 323,331.33

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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.