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Finding the Fourth Proportional to 335,080.54, 462,421.46 and 191,886.71

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Solution

The fourth proportional to 335,080.54, 462,421.46 and 191,886.71 is: 264,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,080.54 : 462,421.46 = 191,886.71 : x
  2. Step 2: Convert to fraction form
    335,080.54/462,421.46 = 191,886.71/x
  3. Step 3: Cross multiply
    335,080.54x = 462,421.46 × 191,886.71
  4. Step 4: Simplify right side
    335,080.54x = 88,732,534,228.57
  5. Step 5: Solve for x
    x = 88,732,534,228.57/335,080.54
  6. Step 6: Final answer
    x = 264,809.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.