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Finding the Fourth Proportional to 452,305.66, 678,536.73 and 152,788.42

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Solution

The fourth proportional to 452,305.66, 678,536.73 and 152,788.42 is: 229,209.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,305.66 : 678,536.73 = 152,788.42 : x
  2. Step 2: Convert to fraction form
    452,305.66/678,536.73 = 152,788.42/x
  3. Step 3: Cross multiply
    452,305.66x = 678,536.73 × 152,788.42
  4. Step 4: Simplify right side
    452,305.66x = 103,672,554,888.67
  5. Step 5: Solve for x
    x = 103,672,554,888.67/452,305.66
  6. Step 6: Final answer
    x = 229,209.06

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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.