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Finding the Fourth Proportional to 552,483.47, 828,725.22 and 365,451.23

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Solution

The fourth proportional to 552,483.47, 828,725.22 and 365,451.23 is: 548,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,483.47 : 828,725.22 = 365,451.23 : x
  2. Step 2: Convert to fraction form
    552,483.47/828,725.22 = 365,451.23/x
  3. Step 3: Cross multiply
    552,483.47x = 828,725.22 × 365,451.23
  4. Step 4: Simplify right side
    552,483.47x = 302,858,650,981.02
  5. Step 5: Solve for x
    x = 302,858,650,981.02/552,483.47
  6. Step 6: Final answer
    x = 548,176.85

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Double scale
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Similar ratio
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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.