Home / 297,946.20-446,789.70-98,189.40

Finding the Fourth Proportional to 297,946.20, 446,789.70 and 98,189.40

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Solution

The fourth proportional to 297,946.20, 446,789.70 and 98,189.40 is: 147,241.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,946.20 : 446,789.70 = 98,189.40 : x
  2. Step 2: Convert to fraction form
    297,946.20/446,789.70 = 98,189.40/x
  3. Step 3: Cross multiply
    297,946.20x = 446,789.70 × 98,189.40
  4. Step 4: Simplify right side
    297,946.20x = 43,870,012,569.18
  5. Step 5: Solve for x
    x = 43,870,012,569.18/297,946.20
  6. Step 6: Final answer
    x = 147,241.39

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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.