Home / 348,109.94-522,191.63-148,431.37

Finding the Fourth Proportional to 348,109.94, 522,191.63 and 148,431.37

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Solution

The fourth proportional to 348,109.94, 522,191.63 and 148,431.37 is: 222,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,109.94 : 522,191.63 = 148,431.37 : x
  2. Step 2: Convert to fraction form
    348,109.94/522,191.63 = 148,431.37/x
  3. Step 3: Cross multiply
    348,109.94x = 522,191.63 × 148,431.37
  4. Step 4: Simplify right side
    348,109.94x = 77,509,619,043.43
  5. Step 5: Solve for x
    x = 77,509,619,043.43/348,109.94
  6. Step 6: Final answer
    x = 222,658.45

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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.