Home / 650,315.25-897,435.09-363,902.76

Finding the Fourth Proportional to 650,315.25, 897,435.09 and 363,902.76

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Solution

The fourth proportional to 650,315.25, 897,435.09 and 363,902.76 is: 502,185.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,315.25 : 897,435.09 = 363,902.76 : x
  2. Step 2: Convert to fraction form
    650,315.25/897,435.09 = 363,902.76/x
  3. Step 3: Cross multiply
    650,315.25x = 897,435.09 × 363,902.76
  4. Step 4: Simplify right side
    650,315.25x = 326,579,106,171.85
  5. Step 5: Solve for x
    x = 326,579,106,171.85/650,315.25
  6. Step 6: Final answer
    x = 502,185.83

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1.5x scale

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.