Home / 449,208.17-673,809.52-112,247.05

Finding the Fourth Proportional to 449,208.17, 673,809.52 and 112,247.05

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Solution

The fourth proportional to 449,208.17, 673,809.52 and 112,247.05 is: 168,369.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,208.17 : 673,809.52 = 112,247.05 : x
  2. Step 2: Convert to fraction form
    449,208.17/673,809.52 = 112,247.05/x
  3. Step 3: Cross multiply
    449,208.17x = 673,809.52 × 112,247.05
  4. Step 4: Simplify right side
    449,208.17x = 75,633,130,881.92
  5. Step 5: Solve for x
    x = 75,633,130,881.92/449,208.17
  6. Step 6: Final answer
    x = 168,369.89

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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.