Home / 353,769.84-488,197.80-192,623.04

Finding the Fourth Proportional to 353,769.84, 488,197.80 and 192,623.04

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Solution

The fourth proportional to 353,769.84, 488,197.80 and 192,623.04 is: 265,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,769.84 : 488,197.80 = 192,623.04 : x
  2. Step 2: Convert to fraction form
    353,769.84/488,197.80 = 192,623.04/x
  3. Step 3: Cross multiply
    353,769.84x = 488,197.80 × 192,623.04
  4. Step 4: Simplify right side
    353,769.84x = 94,038,144,357.31
  5. Step 5: Solve for x
    x = 94,038,144,357.31/353,769.84
  6. Step 6: Final answer
    x = 265,817.30

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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.