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Finding the Fourth Proportional to 544,056.60, 816,084.90 and 367,109.40

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Solution

The fourth proportional to 544,056.60, 816,084.90 and 367,109.40 is: 550,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,056.60 : 816,084.90 = 367,109.40 : x
  2. Step 2: Convert to fraction form
    544,056.60/816,084.90 = 367,109.40/x
  3. Step 3: Cross multiply
    544,056.60x = 816,084.90 × 367,109.40
  4. Step 4: Simplify right side
    544,056.60x = 299,592,437,988.06
  5. Step 5: Solve for x
    x = 299,592,437,988.06/544,056.60
  6. Step 6: Final answer
    x = 550,664.10

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.