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Finding the Fourth Proportional to 202,341.40, 303,512.10 and 162,975.40

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Solution

The fourth proportional to 202,341.40, 303,512.10 and 162,975.40 is: 244,463.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,341.40 : 303,512.10 = 162,975.40 : x
  2. Step 2: Convert to fraction form
    202,341.40/303,512.10 = 162,975.40/x
  3. Step 3: Cross multiply
    202,341.40x = 303,512.10 × 162,975.40
  4. Step 4: Simplify right side
    202,341.40x = 49,465,005,902.34
  5. Step 5: Solve for x
    x = 49,465,005,902.34/202,341.40
  6. Step 6: Final answer
    x = 244,463.10

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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.