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Finding the Fourth Proportional to 549,570.22, 824,371.56 and 469,100.84

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Solution

The fourth proportional to 549,570.22, 824,371.56 and 469,100.84 is: 703,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,570.22 : 824,371.56 = 469,100.84 : x
  2. Step 2: Convert to fraction form
    549,570.22/824,371.56 = 469,100.84/x
  3. Step 3: Cross multiply
    549,570.22x = 824,371.56 × 469,100.84
  4. Step 4: Simplify right side
    549,570.22x = 386,713,387,146.25
  5. Step 5: Solve for x
    x = 386,713,387,146.25/549,570.22
  6. Step 6: Final answer
    x = 703,665.11

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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.