Home / 307,333.45-424,118.58-178,298.02

Finding the Fourth Proportional to 307,333.45, 424,118.58 and 178,298.02

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Solution

The fourth proportional to 307,333.45, 424,118.58 and 178,298.02 is: 246,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,333.45 : 424,118.58 = 178,298.02 : x
  2. Step 2: Convert to fraction form
    307,333.45/424,118.58 = 178,298.02/x
  3. Step 3: Cross multiply
    307,333.45x = 424,118.58 × 178,298.02
  4. Step 4: Simplify right side
    307,333.45x = 75,619,503,059.21
  5. Step 5: Solve for x
    x = 75,619,503,059.21/307,333.45
  6. Step 6: Final answer
    x = 246,050.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.