Home / 827,330.65-1,241,058.85-321,674.38

Finding the Fourth Proportional to 827,330.65, 1,241,058.85 and 321,674.38

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Solution

The fourth proportional to 827,330.65, 1,241,058.85 and 321,674.38 is: 482,536.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,330.65 : 1,241,058.85 = 321,674.38 : x
  2. Step 2: Convert to fraction form
    827,330.65/1,241,058.85 = 321,674.38/x
  3. Step 3: Cross multiply
    827,330.65x = 1,241,058.85 × 321,674.38
  4. Step 4: Simplify right side
    827,330.65x = 399,216,836,117.26
  5. Step 5: Solve for x
    x = 399,216,836,117.26/827,330.65
  6. Step 6: Final answer
    x = 482,536.02

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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.