Home / 353,969.19-488,475.10-192,824.35

Finding the Fourth Proportional to 353,969.19, 488,475.10 and 192,824.35

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Solution

The fourth proportional to 353,969.19, 488,475.10 and 192,824.35 is: 266,096.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,969.19 : 488,475.10 = 192,824.35 : x
  2. Step 2: Convert to fraction form
    353,969.19/488,475.10 = 192,824.35/x
  3. Step 3: Cross multiply
    353,969.19x = 488,475.10 × 192,824.35
  4. Step 4: Simplify right side
    353,969.19x = 94,189,893,648.69
  5. Step 5: Solve for x
    x = 94,189,893,648.69/353,969.19
  6. Step 6: Final answer
    x = 266,096.31

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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.