Home / 215,684.90-323,527.35-201,688.10

Finding the Fourth Proportional to 215,684.90, 323,527.35 and 201,688.10

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Solution

The fourth proportional to 215,684.90, 323,527.35 and 201,688.10 is: 302,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,684.90 : 323,527.35 = 201,688.10 : x
  2. Step 2: Convert to fraction form
    215,684.90/323,527.35 = 201,688.10/x
  3. Step 3: Cross multiply
    215,684.90x = 323,527.35 × 201,688.10
  4. Step 4: Simplify right side
    215,684.90x = 65,251,616,519.54
  5. Step 5: Solve for x
    x = 65,251,616,519.54/215,684.90
  6. Step 6: Final answer
    x = 302,532.15

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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.