Home / 828,244.36-1,242,394.35-229,155.40

Finding the Fourth Proportional to 828,244.36, 1,242,394.35 and 229,155.40

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Solution

The fourth proportional to 828,244.36, 1,242,394.35 and 229,155.40 is: 343,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,244.36 : 1,242,394.35 = 229,155.40 : x
  2. Step 2: Convert to fraction form
    828,244.36/1,242,394.35 = 229,155.40/x
  3. Step 3: Cross multiply
    828,244.36x = 1,242,394.35 × 229,155.40
  4. Step 4: Simplify right side
    828,244.36x = 284,701,374,231.99
  5. Step 5: Solve for x
    x = 284,701,374,231.99/828,244.36
  6. Step 6: Final answer
    x = 343,740.79

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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.