Home / 607,868.09-838,877.25-332,219.89

Finding the Fourth Proportional to 607,868.09, 838,877.25 and 332,219.89

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Solution

The fourth proportional to 607,868.09, 838,877.25 and 332,219.89 is: 458,473.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,868.09 : 838,877.25 = 332,219.89 : x
  2. Step 2: Convert to fraction form
    607,868.09/838,877.25 = 332,219.89/x
  3. Step 3: Cross multiply
    607,868.09x = 838,877.25 × 332,219.89
  4. Step 4: Simplify right side
    607,868.09x = 278,691,705,621.31
  5. Step 5: Solve for x
    x = 278,691,705,621.31/607,868.09
  6. Step 6: Final answer
    x = 458,473.99

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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.