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Finding the Fourth Proportional to 607,241.01, 838,066.49 and 352,592.21

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Solution

The fourth proportional to 607,241.01, 838,066.49 and 352,592.21 is: 486,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,241.01 : 838,066.49 = 352,592.21 : x
  2. Step 2: Convert to fraction form
    607,241.01/838,066.49 = 352,592.21/x
  3. Step 3: Cross multiply
    607,241.01x = 838,066.49 × 352,592.21
  4. Step 4: Simplify right side
    607,241.01x = 295,495,715,836.04
  5. Step 5: Solve for x
    x = 295,495,715,836.04/607,241.01
  6. Step 6: Final answer
    x = 486,620.16

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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.