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Finding the Fourth Proportional to 440,407.62, 607,805.17 and 246,848.21

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Solution

The fourth proportional to 440,407.62, 607,805.17 and 246,848.21 is: 340,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,407.62 : 607,805.17 = 246,848.21 : x
  2. Step 2: Convert to fraction form
    440,407.62/607,805.17 = 246,848.21/x
  3. Step 3: Cross multiply
    440,407.62x = 607,805.17 × 246,848.21
  4. Step 4: Simplify right side
    440,407.62x = 150,035,618,428.45
  5. Step 5: Solve for x
    x = 150,035,618,428.45/440,407.62
  6. Step 6: Final answer
    x = 340,674.44

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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.