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Finding the Fourth Proportional to 549,680.20, 823,208.10 and 549,680.20

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Solution

The fourth proportional to 549,680.20, 823,208.10 and 549,680.20 is: 823,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,680.20 : 823,208.10 = 549,680.20 : x
  2. Step 2: Convert to fraction form
    549,680.20/823,208.10 = 549,680.20/x
  3. Step 3: Cross multiply
    549,680.20x = 823,208.10 × 549,680.20
  4. Step 4: Simplify right side
    549,680.20x = 452,501,193,049.62
  5. Step 5: Solve for x
    x = 452,501,193,049.62/549,680.20
  6. Step 6: Final answer
    x = 823,208.10

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1.5x scale

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.