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Finding the Fourth Proportional to 549,380.80, 824,063.50 and 333,291.03

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Solution

The fourth proportional to 549,380.80, 824,063.50 and 333,291.03 is: 499,931.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,380.80 : 824,063.50 = 333,291.03 : x
  2. Step 2: Convert to fraction form
    549,380.80/824,063.50 = 333,291.03/x
  3. Step 3: Cross multiply
    549,380.80x = 824,063.50 × 333,291.03
  4. Step 4: Simplify right side
    549,380.80x = 274,652,972,700.41
  5. Step 5: Solve for x
    x = 274,652,972,700.41/549,380.80
  6. Step 6: Final answer
    x = 499,931.87

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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.