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Finding the Fourth Proportional to 297,808.57, 446,796.23 and 120,440.13

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Solution

The fourth proportional to 297,808.57, 446,796.23 and 120,440.13 is: 180,693.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,808.57 : 446,796.23 = 120,440.13 : x
  2. Step 2: Convert to fraction form
    297,808.57/446,796.23 = 120,440.13/x
  3. Step 3: Cross multiply
    297,808.57x = 446,796.23 × 120,440.13
  4. Step 4: Simplify right side
    297,808.57x = 53,812,195,422.51
  5. Step 5: Solve for x
    x = 53,812,195,422.51/297,808.57
  6. Step 6: Final answer
    x = 180,693.91

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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.