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Finding the Fourth Proportional to 594,427.92, 891,709.54 and 215,527.09

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Solution

The fourth proportional to 594,427.92, 891,709.54 and 215,527.09 is: 323,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,427.92 : 891,709.54 = 215,527.09 : x
  2. Step 2: Convert to fraction form
    594,427.92/891,709.54 = 215,527.09/x
  3. Step 3: Cross multiply
    594,427.92x = 891,709.54 × 215,527.09
  4. Step 4: Simplify right side
    594,427.92x = 192,187,562,281.44
  5. Step 5: Solve for x
    x = 192,187,562,281.44/594,427.92
  6. Step 6: Final answer
    x = 323,315.17

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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.