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Finding the Fourth Proportional to 549,010.60, 823,127.10 and 249,634.60

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Solution

The fourth proportional to 549,010.60, 823,127.10 and 249,634.60 is: 374,275.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,010.60 : 823,127.10 = 249,634.60 : x
  2. Step 2: Convert to fraction form
    549,010.60/823,127.10 = 249,634.60/x
  3. Step 3: Cross multiply
    549,010.60x = 823,127.10 × 249,634.60
  4. Step 4: Simplify right side
    549,010.60x = 205,481,004,357.66
  5. Step 5: Solve for x
    x = 205,481,004,357.66/549,010.60
  6. Step 6: Final answer
    x = 374,275.11

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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.