Home / 607,153.24-838,615.44-454,872.43

Finding the Fourth Proportional to 607,153.24, 838,615.44 and 454,872.43

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Solution

The fourth proportional to 607,153.24, 838,615.44 and 454,872.43 is: 628,281.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,153.24 : 838,615.44 = 454,872.43 : x
  2. Step 2: Convert to fraction form
    607,153.24/838,615.44 = 454,872.43/x
  3. Step 3: Cross multiply
    607,153.24x = 838,615.44 × 454,872.43
  4. Step 4: Simplify right side
    607,153.24x = 381,463,043,028.32
  5. Step 5: Solve for x
    x = 381,463,043,028.32/607,153.24
  6. Step 6: Final answer
    x = 628,281.33

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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.