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Finding the Fourth Proportional to 259,041.59, 354,888.21 and 249,333.87

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Solution

The fourth proportional to 259,041.59, 354,888.21 and 249,333.87 is: 341,588.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,041.59 : 354,888.21 = 249,333.87 : x
  2. Step 2: Convert to fraction form
    259,041.59/354,888.21 = 249,333.87/x
  3. Step 3: Cross multiply
    259,041.59x = 354,888.21 × 249,333.87
  4. Step 4: Simplify right side
    259,041.59x = 88,485,650,816.67
  5. Step 5: Solve for x
    x = 88,485,650,816.67/259,041.59
  6. Step 6: Final answer
    x = 341,588.59

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.