Home / 828,203.55-1,242,307.24-251,832.12

Finding the Fourth Proportional to 828,203.55, 1,242,307.24 and 251,832.12

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Solution

The fourth proportional to 828,203.55, 1,242,307.24 and 251,832.12 is: 377,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,203.55 : 1,242,307.24 = 251,832.12 : x
  2. Step 2: Convert to fraction form
    828,203.55/1,242,307.24 = 251,832.12/x
  3. Step 3: Cross multiply
    828,203.55x = 1,242,307.24 × 251,832.12
  4. Step 4: Simplify right side
    828,203.55x = 312,852,865,940.55
  5. Step 5: Solve for x
    x = 312,852,865,940.55/828,203.55
  6. Step 6: Final answer
    x = 377,748.76

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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.