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Finding the Fourth Proportional to 549,265.70, 823,898.55 and 269,329.70

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Solution

The fourth proportional to 549,265.70, 823,898.55 and 269,329.70 is: 403,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,265.70 : 823,898.55 = 269,329.70 : x
  2. Step 2: Convert to fraction form
    549,265.70/823,898.55 = 269,329.70/x
  3. Step 3: Cross multiply
    549,265.70x = 823,898.55 × 269,329.70
  4. Step 4: Simplify right side
    549,265.70x = 221,900,349,301.94
  5. Step 5: Solve for x
    x = 221,900,349,301.94/549,265.70
  6. Step 6: Final answer
    x = 403,994.55

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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.