Home / 828,433.64-1,242,653.70-252,062.66

Finding the Fourth Proportional to 828,433.64, 1,242,653.70 and 252,062.66

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Solution

The fourth proportional to 828,433.64, 1,242,653.70 and 252,062.66 is: 378,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,433.64 : 1,242,653.70 = 252,062.66 : x
  2. Step 2: Convert to fraction form
    828,433.64/1,242,653.70 = 252,062.66/x
  3. Step 3: Cross multiply
    828,433.64x = 1,242,653.70 × 252,062.66
  4. Step 4: Simplify right side
    828,433.64x = 313,226,597,080.84
  5. Step 5: Solve for x
    x = 313,226,597,080.84/828,433.64
  6. Step 6: Final answer
    x = 378,094.98

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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.