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Finding the Fourth Proportional to 202,266.90, 303,400.35 and 185,208.30

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Solution

The fourth proportional to 202,266.90, 303,400.35 and 185,208.30 is: 277,812.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,266.90 : 303,400.35 = 185,208.30 : x
  2. Step 2: Convert to fraction form
    202,266.90/303,400.35 = 185,208.30/x
  3. Step 3: Cross multiply
    202,266.90x = 303,400.35 × 185,208.30
  4. Step 4: Simplify right side
    202,266.90x = 56,192,263,042.91
  5. Step 5: Solve for x
    x = 56,192,263,042.91/202,266.90
  6. Step 6: Final answer
    x = 277,812.45

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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.