Home / 357,868.52-493,787.58-204,955.28

Finding the Fourth Proportional to 357,868.52, 493,787.58 and 204,955.28

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Solution

The fourth proportional to 357,868.52, 493,787.58 and 204,955.28 is: 282,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,868.52 : 493,787.58 = 204,955.28 : x
  2. Step 2: Convert to fraction form
    357,868.52/493,787.58 = 204,955.28/x
  3. Step 3: Cross multiply
    357,868.52x = 493,787.58 × 204,955.28
  4. Step 4: Simplify right side
    357,868.52x = 101,204,371,719.42
  5. Step 5: Solve for x
    x = 101,204,371,719.42/357,868.52
  6. Step 6: Final answer
    x = 282,797.64

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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.