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Finding the Fourth Proportional to 490,732.08, 736,253.64 and 175,182

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Solution

The fourth proportional to 490,732.08, 736,253.64 and 175,182 is: 262,828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,732.08 : 736,253.64 = 175,182 : x
  2. Step 2: Convert to fraction form
    490,732.08/736,253.64 = 175,182/x
  3. Step 3: Cross multiply
    490,732.08x = 736,253.64 × 175,182
  4. Step 4: Simplify right side
    490,732.08x = 128,978,385,162.48
  5. Step 5: Solve for x
    x = 128,978,385,162.48/490,732.08
  6. Step 6: Final answer
    x = 262,828.52

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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.