Home / 483,128.47-724,467.70-179,311.04

Finding the Fourth Proportional to 483,128.47, 724,467.70 and 179,311.04

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Solution

The fourth proportional to 483,128.47, 724,467.70 and 179,311.04 is: 268,883.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,128.47 : 724,467.70 = 179,311.04 : x
  2. Step 2: Convert to fraction form
    483,128.47/724,467.70 = 179,311.04/x
  3. Step 3: Cross multiply
    483,128.47x = 724,467.70 × 179,311.04
  4. Step 4: Simplify right side
    483,128.47x = 129,905,056,733.41
  5. Step 5: Solve for x
    x = 129,905,056,733.41/483,128.47
  6. Step 6: Final answer
    x = 268,883.05

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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.