Home / 302,810.44-417,887.87-173,772.52

Finding the Fourth Proportional to 302,810.44, 417,887.87 and 173,772.52

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Solution

The fourth proportional to 302,810.44, 417,887.87 and 173,772.52 is: 239,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,810.44 : 417,887.87 = 173,772.52 : x
  2. Step 2: Convert to fraction form
    302,810.44/417,887.87 = 173,772.52/x
  3. Step 3: Cross multiply
    302,810.44x = 417,887.87 × 173,772.52
  4. Step 4: Simplify right side
    302,810.44x = 72,617,427,202.61
  5. Step 5: Solve for x
    x = 72,617,427,202.61/302,810.44
  6. Step 6: Final answer
    x = 239,811.51

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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.