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Finding the Fourth Proportional to 442,592.35, 663,887.91 and 176,539.69

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Solution

The fourth proportional to 442,592.35, 663,887.91 and 176,539.69 is: 264,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,592.35 : 663,887.91 = 176,539.69 : x
  2. Step 2: Convert to fraction form
    442,592.35/663,887.91 = 176,539.69/x
  3. Step 3: Cross multiply
    442,592.35x = 663,887.91 × 176,539.69
  4. Step 4: Simplify right side
    442,592.35x = 117,202,562,506.71
  5. Step 5: Solve for x
    x = 117,202,562,506.71/442,592.35
  6. Step 6: Final answer
    x = 264,809.29

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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.