Home / 558,122.81-837,105.38-178,994.27

Finding the Fourth Proportional to 558,122.81, 837,105.38 and 178,994.27

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Solution

The fourth proportional to 558,122.81, 837,105.38 and 178,994.27 is: 268,466.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,122.81 : 837,105.38 = 178,994.27 : x
  2. Step 2: Convert to fraction form
    558,122.81/837,105.38 = 178,994.27/x
  3. Step 3: Cross multiply
    558,122.81x = 837,105.38 × 178,994.27
  4. Step 4: Simplify right side
    558,122.81x = 149,837,066,406.17
  5. Step 5: Solve for x
    x = 149,837,066,406.17/558,122.81
  6. Step 6: Final answer
    x = 268,466.12

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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.