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Finding the Fourth Proportional to 440,617.15, 607,997.91 and 246,980.17

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Solution

The fourth proportional to 440,617.15, 607,997.91 and 246,980.17 is: 340,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,617.15 : 607,997.91 = 246,980.17 : x
  2. Step 2: Convert to fraction form
    440,617.15/607,997.91 = 246,980.17/x
  3. Step 3: Cross multiply
    440,617.15x = 607,997.91 × 246,980.17
  4. Step 4: Simplify right side
    440,617.15x = 150,163,427,171.45
  5. Step 5: Solve for x
    x = 150,163,427,171.45/440,617.15
  6. Step 6: Final answer
    x = 340,802.50

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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.