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Finding the Fourth Proportional to 297,659.90, 446,527.71 and 98,000.16

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Solution

The fourth proportional to 297,659.90, 446,527.71 and 98,000.16 is: 147,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,659.90 : 446,527.71 = 98,000.16 : x
  2. Step 2: Convert to fraction form
    297,659.90/446,527.71 = 98,000.16/x
  3. Step 3: Cross multiply
    297,659.90x = 446,527.71 × 98,000.16
  4. Step 4: Simplify right side
    297,659.90x = 43,759,787,024.43
  5. Step 5: Solve for x
    x = 43,759,787,024.43/297,659.90
  6. Step 6: Final answer
    x = 147,012.71

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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.