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Finding the Fourth Proportional to 440,437.93, 607,846.75 and 246,844.69

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Solution

The fourth proportional to 440,437.93, 607,846.75 and 246,844.69 is: 340,669.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,437.93 : 607,846.75 = 246,844.69 : x
  2. Step 2: Convert to fraction form
    440,437.93/607,846.75 = 246,844.69/x
  3. Step 3: Cross multiply
    440,437.93x = 607,846.75 × 246,844.69
  4. Step 4: Simplify right side
    440,437.93x = 150,043,740,434.53
  5. Step 5: Solve for x
    x = 150,043,740,434.53/440,437.93
  6. Step 6: Final answer
    x = 340,669.44

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Half scale
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Double scale
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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.