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Finding the Fourth Proportional to 230,783.04, 318,359.52 and 200,500.32

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Solution

The fourth proportional to 230,783.04, 318,359.52 and 200,500.32 is: 276,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,783.04 : 318,359.52 = 200,500.32 : x
  2. Step 2: Convert to fraction form
    230,783.04/318,359.52 = 200,500.32/x
  3. Step 3: Cross multiply
    230,783.04x = 318,359.52 × 200,500.32
  4. Step 4: Simplify right side
    230,783.04x = 63,831,185,635.05
  5. Step 5: Solve for x
    x = 63,831,185,635.05/230,783.04
  6. Step 6: Final answer
    x = 276,585.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.