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Finding the Fourth Proportional to 440,486.98, 607,727.44 and 246,866.38

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Solution

The fourth proportional to 440,486.98, 607,727.44 and 246,866.38 is: 340,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,486.98 : 607,727.44 = 246,866.38 : x
  2. Step 2: Convert to fraction form
    440,486.98/607,727.44 = 246,866.38/x
  3. Step 3: Cross multiply
    440,486.98x = 607,727.44 × 246,866.38
  4. Step 4: Simplify right side
    440,486.98x = 150,027,473,139.47
  5. Step 5: Solve for x
    x = 150,027,473,139.47/440,486.98
  6. Step 6: Final answer
    x = 340,594.57

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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.