Home / 460,828.10-691,315.06-161,301.44

Finding the Fourth Proportional to 460,828.10, 691,315.06 and 161,301.44

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Solution

The fourth proportional to 460,828.10, 691,315.06 and 161,301.44 is: 241,977.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,828.10 : 691,315.06 = 161,301.44 : x
  2. Step 2: Convert to fraction form
    460,828.10/691,315.06 = 161,301.44/x
  3. Step 3: Cross multiply
    460,828.10x = 691,315.06 × 161,301.44
  4. Step 4: Simplify right side
    460,828.10x = 111,510,114,671.69
  5. Step 5: Solve for x
    x = 111,510,114,671.69/460,828.10
  6. Step 6: Final answer
    x = 241,977.68

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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.