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Finding the Fourth Proportional to 549,286.60, 823,929.90 and 460,713.10

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Solution

The fourth proportional to 549,286.60, 823,929.90 and 460,713.10 is: 691,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,286.60 : 823,929.90 = 460,713.10 : x
  2. Step 2: Convert to fraction form
    549,286.60/823,929.90 = 460,713.10/x
  3. Step 3: Cross multiply
    549,286.60x = 823,929.90 × 460,713.10
  4. Step 4: Simplify right side
    549,286.60x = 379,595,298,411.69
  5. Step 5: Solve for x
    x = 379,595,298,411.69/549,286.60
  6. Step 6: Final answer
    x = 691,069.65

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Similar ratio
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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.