Home / 637,378.56-956,067.93-210,799.89

Finding the Fourth Proportional to 637,378.56, 956,067.93 and 210,799.89

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Solution

The fourth proportional to 637,378.56, 956,067.93 and 210,799.89 is: 316,199.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,378.56 : 956,067.93 = 210,799.89 : x
  2. Step 2: Convert to fraction form
    637,378.56/956,067.93 = 210,799.89/x
  3. Step 3: Cross multiply
    637,378.56x = 956,067.93 × 210,799.89
  4. Step 4: Simplify right side
    637,378.56x = 201,539,014,476.53
  5. Step 5: Solve for x
    x = 201,539,014,476.53/637,378.56
  6. Step 6: Final answer
    x = 316,199.86

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Double scale
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Similar ratio
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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.