Home / 1,483,515-2,225,073.24-418,642.56

Finding the Fourth Proportional to 1,483,515, 2,225,073.24 and 418,642.56

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Solution

The fourth proportional to 1,483,515, 2,225,073.24 and 418,642.56 is: 627,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,515 : 2,225,073.24 = 418,642.56 : x
  2. Step 2: Convert to fraction form
    1,483,515/2,225,073.24 = 418,642.56/x
  3. Step 3: Cross multiply
    1,483,515x = 2,225,073.24 × 418,642.56
  4. Step 4: Simplify right side
    1,483,515x = 931,510,357,381.10
  5. Step 5: Solve for x
    x = 931,510,357,381.10/1,483,515
  6. Step 6: Final answer
    x = 627,907.61

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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.