Home / 1,012,915.46-1,518,812.30-414,297

Finding the Fourth Proportional to 1,012,915.46, 1,518,812.30 and 414,297

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Solution

The fourth proportional to 1,012,915.46, 1,518,812.30 and 414,297 is: 621,216.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,915.46 : 1,518,812.30 = 414,297 : x
  2. Step 2: Convert to fraction form
    1,012,915.46/1,518,812.30 = 414,297/x
  3. Step 3: Cross multiply
    1,012,915.46x = 1,518,812.30 × 414,297
  4. Step 4: Simplify right side
    1,012,915.46x = 629,239,379,453.10
  5. Step 5: Solve for x
    x = 629,239,379,453.10/1,012,915.46
  6. Step 6: Final answer
    x = 621,216.09

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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.