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Finding the Fourth Proportional to 552,212.40, 827,152.20 and 552,212.40

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Solution

The fourth proportional to 552,212.40, 827,152.20 and 552,212.40 is: 827,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,212.40 : 827,152.20 = 552,212.40 : x
  2. Step 2: Convert to fraction form
    552,212.40/827,152.20 = 552,212.40/x
  3. Step 3: Cross multiply
    552,212.40x = 827,152.20 × 552,212.40
  4. Step 4: Simplify right side
    552,212.40x = 456,763,701,527.28
  5. Step 5: Solve for x
    x = 456,763,701,527.28/552,212.40
  6. Step 6: Final answer
    x = 827,152.20

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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.