Home / 492,922.13-739,383.26-118,945.13

Finding the Fourth Proportional to 492,922.13, 739,383.26 and 118,945.13

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Solution

The fourth proportional to 492,922.13, 739,383.26 and 118,945.13 is: 178,417.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,922.13 : 739,383.26 = 118,945.13 : x
  2. Step 2: Convert to fraction form
    492,922.13/739,383.26 = 118,945.13/x
  3. Step 3: Cross multiply
    492,922.13x = 739,383.26 × 118,945.13
  4. Step 4: Simplify right side
    492,922.13x = 87,946,033,688.88
  5. Step 5: Solve for x
    x = 87,946,033,688.88/492,922.13
  6. Step 6: Final answer
    x = 178,417.70

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1.5x scale

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.