Home / 307,772.20-460,880.70-202,018.60

Finding the Fourth Proportional to 307,772.20, 460,880.70 and 202,018.60

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Solution

The fourth proportional to 307,772.20, 460,880.70 and 202,018.60 is: 302,517.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,772.20 : 460,880.70 = 202,018.60 : x
  2. Step 2: Convert to fraction form
    307,772.20/460,880.70 = 202,018.60/x
  3. Step 3: Cross multiply
    307,772.20x = 460,880.70 × 202,018.60
  4. Step 4: Simplify right side
    307,772.20x = 93,106,473,781.02
  5. Step 5: Solve for x
    x = 93,106,473,781.02/307,772.20
  6. Step 6: Final answer
    x = 302,517.49

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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.