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Finding the Fourth Proportional to 440,533.90, 607,800.26 and 246,914.80

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Solution

The fourth proportional to 440,533.90, 607,800.26 and 246,914.80 is: 340,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,533.90 : 607,800.26 = 246,914.80 : x
  2. Step 2: Convert to fraction form
    440,533.90/607,800.26 = 246,914.80/x
  3. Step 3: Cross multiply
    440,533.90x = 607,800.26 × 246,914.80
  4. Step 4: Simplify right side
    440,533.90x = 150,074,879,637.85
  5. Step 5: Solve for x
    x = 150,074,879,637.85/440,533.90
  6. Step 6: Final answer
    x = 340,665.90

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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.