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Finding the Fourth Proportional to 565,090.92, 847,316.88 and 185,909.04

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Solution

The fourth proportional to 565,090.92, 847,316.88 and 185,909.04 is: 278,758.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,090.92 : 847,316.88 = 185,909.04 : x
  2. Step 2: Convert to fraction form
    565,090.92/847,316.88 = 185,909.04/x
  3. Step 3: Cross multiply
    565,090.92x = 847,316.88 × 185,909.04
  4. Step 4: Simplify right side
    565,090.92x = 157,523,867,736.60
  5. Step 5: Solve for x
    x = 157,523,867,736.60/565,090.92
  6. Step 6: Final answer
    x = 278,758.45

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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.