Home / 310,216.45-464,832.60-204,912.40

Finding the Fourth Proportional to 310,216.45, 464,832.60 and 204,912.40

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Solution

The fourth proportional to 310,216.45, 464,832.60 and 204,912.40 is: 307,043.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,216.45 : 464,832.60 = 204,912.40 : x
  2. Step 2: Convert to fraction form
    310,216.45/464,832.60 = 204,912.40/x
  3. Step 3: Cross multiply
    310,216.45x = 464,832.60 × 204,912.40
  4. Step 4: Simplify right side
    310,216.45x = 95,249,963,664.24
  5. Step 5: Solve for x
    x = 95,249,963,664.24/310,216.45
  6. Step 6: Final answer
    x = 307,043.56

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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.