Home / 762,096.84-1,143,145.52-282,489.56

Finding the Fourth Proportional to 762,096.84, 1,143,145.52 and 282,489.56

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Solution

The fourth proportional to 762,096.84, 1,143,145.52 and 282,489.56 is: 423,734.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,096.84 : 1,143,145.52 = 282,489.56 : x
  2. Step 2: Convert to fraction form
    762,096.84/1,143,145.52 = 282,489.56/x
  3. Step 3: Cross multiply
    762,096.84x = 1,143,145.52 × 282,489.56
  4. Step 4: Simplify right side
    762,096.84x = 322,926,674,960.77
  5. Step 5: Solve for x
    x = 322,926,674,960.77/762,096.84
  6. Step 6: Final answer
    x = 423,734.44

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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.