Home / 217,285.32-300,265.02-163,476.84

Finding the Fourth Proportional to 217,285.32, 300,265.02 and 163,476.84

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Solution

The fourth proportional to 217,285.32, 300,265.02 and 163,476.84 is: 225,907.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,285.32 : 300,265.02 = 163,476.84 : x
  2. Step 2: Convert to fraction form
    217,285.32/300,265.02 = 163,476.84/x
  3. Step 3: Cross multiply
    217,285.32x = 300,265.02 × 163,476.84
  4. Step 4: Simplify right side
    217,285.32x = 49,086,376,632.14
  5. Step 5: Solve for x
    x = 49,086,376,632.14/217,285.32
  6. Step 6: Final answer
    x = 225,907.47

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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.