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Finding the Fourth Proportional to 549,158.14, 822,457.81 and 534,022.73

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Solution

The fourth proportional to 549,158.14, 822,457.81 and 534,022.73 is: 799,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,158.14 : 822,457.81 = 534,022.73 : x
  2. Step 2: Convert to fraction form
    549,158.14/822,457.81 = 534,022.73/x
  3. Step 3: Cross multiply
    549,158.14x = 822,457.81 × 534,022.73
  4. Step 4: Simplify right side
    549,158.14x = 439,211,165,727.11
  5. Step 5: Solve for x
    x = 439,211,165,727.11/549,158.14
  6. Step 6: Final answer
    x = 799,789.96

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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.