Home / 828,269.70-1,242,404.55-295,808.10

Finding the Fourth Proportional to 828,269.70, 1,242,404.55 and 295,808.10

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Solution

The fourth proportional to 828,269.70, 1,242,404.55 and 295,808.10 is: 443,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,269.70 : 1,242,404.55 = 295,808.10 : x
  2. Step 2: Convert to fraction form
    828,269.70/1,242,404.55 = 295,808.10/x
  3. Step 3: Cross multiply
    828,269.70x = 1,242,404.55 × 295,808.10
  4. Step 4: Simplify right side
    828,269.70x = 367,513,329,366.86
  5. Step 5: Solve for x
    x = 367,513,329,366.86/828,269.70
  6. Step 6: Final answer
    x = 443,712.15

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Similar ratio
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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.