Home / 347,895.84-521,992.32-148,310.22

Finding the Fourth Proportional to 347,895.84, 521,992.32 and 148,310.22

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Solution

The fourth proportional to 347,895.84, 521,992.32 and 148,310.22 is: 222,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,895.84 : 521,992.32 = 148,310.22 : x
  2. Step 2: Convert to fraction form
    347,895.84/521,992.32 = 148,310.22/x
  3. Step 3: Cross multiply
    347,895.84x = 521,992.32 × 148,310.22
  4. Step 4: Simplify right side
    347,895.84x = 77,416,795,817.51
  5. Step 5: Solve for x
    x = 77,416,795,817.51/347,895.84
  6. Step 6: Final answer
    x = 222,528.66

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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.