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Finding the Fourth Proportional to 297,088.19, 445,600.68 and 83,850.83

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Solution

The fourth proportional to 297,088.19, 445,600.68 and 83,850.83 is: 125,767.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,088.19 : 445,600.68 = 83,850.83 : x
  2. Step 2: Convert to fraction form
    297,088.19/445,600.68 = 83,850.83/x
  3. Step 3: Cross multiply
    297,088.19x = 445,600.68 × 83,850.83
  4. Step 4: Simplify right side
    297,088.19x = 37,363,984,638.56
  5. Step 5: Solve for x
    x = 37,363,984,638.56/297,088.19
  6. Step 6: Final answer
    x = 125,767.32

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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.