Home / 462,297.28-693,396.24-313,492.72

Finding the Fourth Proportional to 462,297.28, 693,396.24 and 313,492.72

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Solution

The fourth proportional to 462,297.28, 693,396.24 and 313,492.72 is: 470,205.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,297.28 : 693,396.24 = 313,492.72 : x
  2. Step 2: Convert to fraction form
    462,297.28/693,396.24 = 313,492.72/x
  3. Step 3: Cross multiply
    462,297.28x = 693,396.24 × 313,492.72
  4. Step 4: Simplify right side
    462,297.28x = 217,374,673,315.37
  5. Step 5: Solve for x
    x = 217,374,673,315.37/462,297.28
  6. Step 6: Final answer
    x = 470,205.39

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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.