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Finding the Fourth Proportional to 452,496.11, 677,710.79 and 216,004.86

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Solution

The fourth proportional to 452,496.11, 677,710.79 and 216,004.86 is: 323,514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,496.11 : 677,710.79 = 216,004.86 : x
  2. Step 2: Convert to fraction form
    452,496.11/677,710.79 = 216,004.86/x
  3. Step 3: Cross multiply
    452,496.11x = 677,710.79 × 216,004.86
  4. Step 4: Simplify right side
    452,496.11x = 146,388,823,234.42
  5. Step 5: Solve for x
    x = 146,388,823,234.42/452,496.11
  6. Step 6: Final answer
    x = 323,514.00

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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.