Home / 718,044.21-1,077,250.86-268,771.50

Finding the Fourth Proportional to 718,044.21, 1,077,250.86 and 268,771.50

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Solution

The fourth proportional to 718,044.21, 1,077,250.86 and 268,771.50 is: 403,226.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,044.21 : 1,077,250.86 = 268,771.50 : x
  2. Step 2: Convert to fraction form
    718,044.21/1,077,250.86 = 268,771.50/x
  3. Step 3: Cross multiply
    718,044.21x = 1,077,250.86 × 268,771.50
  4. Step 4: Simplify right side
    718,044.21x = 289,534,329,518.49
  5. Step 5: Solve for x
    x = 289,534,329,518.49/718,044.21
  6. Step 6: Final answer
    x = 403,226.33

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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.