Home / 370,721.34-511,596.22-200,955.46

Finding the Fourth Proportional to 370,721.34, 511,596.22 and 200,955.46

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Solution

The fourth proportional to 370,721.34, 511,596.22 and 200,955.46 is: 277,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,721.34 : 511,596.22 = 200,955.46 : x
  2. Step 2: Convert to fraction form
    370,721.34/511,596.22 = 200,955.46/x
  3. Step 3: Cross multiply
    370,721.34x = 511,596.22 × 200,955.46
  4. Step 4: Simplify right side
    370,721.34x = 102,808,053,724.36
  5. Step 5: Solve for x
    x = 102,808,053,724.36/370,721.34
  6. Step 6: Final answer
    x = 277,318.95

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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.