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Finding the Fourth Proportional to 249,646.89, 374,921.37 and 229,620.33

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Solution

The fourth proportional to 249,646.89, 374,921.37 and 229,620.33 is: 344,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,646.89 : 374,921.37 = 229,620.33 : x
  2. Step 2: Convert to fraction form
    249,646.89/374,921.37 = 229,620.33/x
  3. Step 3: Cross multiply
    249,646.89x = 374,921.37 × 229,620.33
  4. Step 4: Simplify right side
    249,646.89x = 86,089,568,703.45
  5. Step 5: Solve for x
    x = 86,089,568,703.45/249,646.89
  6. Step 6: Final answer
    x = 344,845.35

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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.