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Finding the Fourth Proportional to 508,314.26, 762,448.30 and 223,928.72

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Solution

The fourth proportional to 508,314.26, 762,448.30 and 223,928.72 is: 335,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,314.26 : 762,448.30 = 223,928.72 : x
  2. Step 2: Convert to fraction form
    508,314.26/762,448.30 = 223,928.72/x
  3. Step 3: Cross multiply
    508,314.26x = 762,448.30 × 223,928.72
  4. Step 4: Simplify right side
    508,314.26x = 170,734,071,885.18
  5. Step 5: Solve for x
    x = 170,734,071,885.18/508,314.26
  6. Step 6: Final answer
    x = 335,882.91

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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.