Home / 827,118.42-1,240,926.81-294,570.15

Finding the Fourth Proportional to 827,118.42, 1,240,926.81 and 294,570.15

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Solution

The fourth proportional to 827,118.42, 1,240,926.81 and 294,570.15 is: 441,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,118.42 : 1,240,926.81 = 294,570.15 : x
  2. Step 2: Convert to fraction form
    827,118.42/1,240,926.81 = 294,570.15/x
  3. Step 3: Cross multiply
    827,118.42x = 1,240,926.81 × 294,570.15
  4. Step 4: Simplify right side
    827,118.42x = 365,539,996,560.72
  5. Step 5: Solve for x
    x = 365,539,996,560.72/827,118.42
  6. Step 6: Final answer
    x = 441,943.97

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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.