Home / 670,099.59-1,005,297.62-220,802.31

Finding the Fourth Proportional to 670,099.59, 1,005,297.62 and 220,802.31

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Solution

The fourth proportional to 670,099.59, 1,005,297.62 and 220,802.31 is: 331,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,099.59 : 1,005,297.62 = 220,802.31 : x
  2. Step 2: Convert to fraction form
    670,099.59/1,005,297.62 = 220,802.31/x
  3. Step 3: Cross multiply
    670,099.59x = 1,005,297.62 × 220,802.31
  4. Step 4: Simplify right side
    670,099.59x = 221,972,035,629.49
  5. Step 5: Solve for x
    x = 221,972,035,629.49/670,099.59
  6. Step 6: Final answer
    x = 331,252.31

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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.