Home / 409,997.04-565,807.32-240,238.32

Finding the Fourth Proportional to 409,997.04, 565,807.32 and 240,238.32

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Solution

The fourth proportional to 409,997.04, 565,807.32 and 240,238.32 is: 331,535.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,997.04 : 565,807.32 = 240,238.32 : x
  2. Step 2: Convert to fraction form
    409,997.04/565,807.32 = 240,238.32/x
  3. Step 3: Cross multiply
    409,997.04x = 565,807.32 × 240,238.32
  4. Step 4: Simplify right side
    409,997.04x = 135,928,600,000.50
  5. Step 5: Solve for x
    x = 135,928,600,000.50/409,997.04
  6. Step 6: Final answer
    x = 331,535.56

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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.