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Finding the Fourth Proportional to 323,857.77, 486,207.62 and 249,030.46

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Solution

The fourth proportional to 323,857.77, 486,207.62 and 249,030.46 is: 373,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,857.77 : 486,207.62 = 249,030.46 : x
  2. Step 2: Convert to fraction form
    323,857.77/486,207.62 = 249,030.46/x
  3. Step 3: Cross multiply
    323,857.77x = 486,207.62 × 249,030.46
  4. Step 4: Simplify right side
    323,857.77x = 121,080,508,025.43
  5. Step 5: Solve for x
    x = 121,080,508,025.43/323,857.77
  6. Step 6: Final answer
    x = 373,869.39

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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.