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Finding the Fourth Proportional to 364,056.60, 546,084.90 and 204,624.30

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Solution

The fourth proportional to 364,056.60, 546,084.90 and 204,624.30 is: 306,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,056.60 : 546,084.90 = 204,624.30 : x
  2. Step 2: Convert to fraction form
    364,056.60/546,084.90 = 204,624.30/x
  3. Step 3: Cross multiply
    364,056.60x = 546,084.90 × 204,624.30
  4. Step 4: Simplify right side
    364,056.60x = 111,742,240,403.07
  5. Step 5: Solve for x
    x = 111,742,240,403.07/364,056.60
  6. Step 6: Final answer
    x = 306,936.45

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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.