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Finding the Fourth Proportional to 301,640.10, 452,460.15 and 200,600.70

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Solution

The fourth proportional to 301,640.10, 452,460.15 and 200,600.70 is: 300,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,640.10 : 452,460.15 = 200,600.70 : x
  2. Step 2: Convert to fraction form
    301,640.10/452,460.15 = 200,600.70/x
  3. Step 3: Cross multiply
    301,640.10x = 452,460.15 × 200,600.70
  4. Step 4: Simplify right side
    301,640.10x = 90,763,822,812.11
  5. Step 5: Solve for x
    x = 90,763,822,812.11/301,640.10
  6. Step 6: Final answer
    x = 300,901.05

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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.