Home / 902,196.55-1,245,031.20-494,313.84

Finding the Fourth Proportional to 902,196.55, 1,245,031.20 and 494,313.84

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Solution

The fourth proportional to 902,196.55, 1,245,031.20 and 494,313.84 is: 682,153.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,196.55 : 1,245,031.20 = 494,313.84 : x
  2. Step 2: Convert to fraction form
    902,196.55/1,245,031.20 = 494,313.84/x
  3. Step 3: Cross multiply
    902,196.55x = 1,245,031.20 × 494,313.84
  4. Step 4: Simplify right side
    902,196.55x = 615,436,153,391.81
  5. Step 5: Solve for x
    x = 615,436,153,391.81/902,196.55
  6. Step 6: Final answer
    x = 682,153.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.