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Finding the Fourth Proportional to 607,241.28, 838,066.85 and 352,592.46

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Solution

The fourth proportional to 607,241.28, 838,066.85 and 352,592.46 is: 486,620.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,241.28 : 838,066.85 = 352,592.46 : x
  2. Step 2: Convert to fraction form
    607,241.28/838,066.85 = 352,592.46/x
  3. Step 3: Cross multiply
    607,241.28x = 838,066.85 × 352,592.46
  4. Step 4: Simplify right side
    607,241.28x = 295,496,052,285.95
  5. Step 5: Solve for x
    x = 295,496,052,285.95/607,241.28
  6. Step 6: Final answer
    x = 486,620.50

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Double scale
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Similar ratio
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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.