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Finding the Fourth Proportional to 551,404.90, 827,884.95 and 341,452.90

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Solution

The fourth proportional to 551,404.90, 827,884.95 and 341,452.90 is: 512,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,404.90 : 827,884.95 = 341,452.90 : x
  2. Step 2: Convert to fraction form
    551,404.90/827,884.95 = 341,452.90/x
  3. Step 3: Cross multiply
    551,404.90x = 827,884.95 × 341,452.90
  4. Step 4: Simplify right side
    551,404.90x = 282,683,717,043.86
  5. Step 5: Solve for x
    x = 282,683,717,043.86/551,404.90
  6. Step 6: Final answer
    x = 512,660.87

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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.