Home / 648,768.22-973,078.45-175,416.66

Finding the Fourth Proportional to 648,768.22, 973,078.45 and 175,416.66

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Solution

The fourth proportional to 648,768.22, 973,078.45 and 175,416.66 is: 263,105.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,768.22 : 973,078.45 = 175,416.66 : x
  2. Step 2: Convert to fraction form
    648,768.22/973,078.45 = 175,416.66/x
  3. Step 3: Cross multiply
    648,768.22x = 973,078.45 × 175,416.66
  4. Step 4: Simplify right side
    648,768.22x = 170,694,171,178.44
  5. Step 5: Solve for x
    x = 170,694,171,178.44/648,768.22
  6. Step 6: Final answer
    x = 263,105.01

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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.