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Finding the Fourth Proportional to 559,191.90, 837,958.38 and 410,722.14

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Solution

The fourth proportional to 559,191.90, 837,958.38 and 410,722.14 is: 615,473.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,191.90 : 837,958.38 = 410,722.14 : x
  2. Step 2: Convert to fraction form
    559,191.90/837,958.38 = 410,722.14/x
  3. Step 3: Cross multiply
    559,191.90x = 837,958.38 × 410,722.14
  4. Step 4: Simplify right side
    559,191.90x = 344,168,059,064.53
  5. Step 5: Solve for x
    x = 344,168,059,064.53/559,191.90
  6. Step 6: Final answer
    x = 615,473.97

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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.