Home / 322,282.12-483,257.18-144,636.84

Finding the Fourth Proportional to 322,282.12, 483,257.18 and 144,636.84

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Solution

The fourth proportional to 322,282.12, 483,257.18 and 144,636.84 is: 216,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,282.12 : 483,257.18 = 144,636.84 : x
  2. Step 2: Convert to fraction form
    322,282.12/483,257.18 = 144,636.84/x
  3. Step 3: Cross multiply
    322,282.12x = 483,257.18 × 144,636.84
  4. Step 4: Simplify right side
    322,282.12x = 69,896,791,422.51
  5. Step 5: Solve for x
    x = 69,896,791,422.51/322,282.12
  6. Step 6: Final answer
    x = 216,880.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.