Home / 345,932.84-477,344.90-202,660.04

Finding the Fourth Proportional to 345,932.84, 477,344.90 and 202,660.04

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Solution

The fourth proportional to 345,932.84, 477,344.90 and 202,660.04 is: 279,646.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,932.84 : 477,344.90 = 202,660.04 : x
  2. Step 2: Convert to fraction form
    345,932.84/477,344.90 = 202,660.04/x
  3. Step 3: Cross multiply
    345,932.84x = 477,344.90 × 202,660.04
  4. Step 4: Simplify right side
    345,932.84x = 96,738,736,527.80
  5. Step 5: Solve for x
    x = 96,738,736,527.80/345,932.84
  6. Step 6: Final answer
    x = 279,646.00

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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.