Home / 930,904.62-1,396,357.01-299,818.43

Finding the Fourth Proportional to 930,904.62, 1,396,357.01 and 299,818.43

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Solution

The fourth proportional to 930,904.62, 1,396,357.01 and 299,818.43 is: 449,727.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,904.62 : 1,396,357.01 = 299,818.43 : x
  2. Step 2: Convert to fraction form
    930,904.62/1,396,357.01 = 299,818.43/x
  3. Step 3: Cross multiply
    930,904.62x = 1,396,357.01 × 299,818.43
  4. Step 4: Simplify right side
    930,904.62x = 418,653,569,573.81
  5. Step 5: Solve for x
    x = 418,653,569,573.81/930,904.62
  6. Step 6: Final answer
    x = 449,727.67

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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.