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Finding the Fourth Proportional to 475,095.94, 712,677.17 and 190,786.48

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Solution

The fourth proportional to 475,095.94, 712,677.17 and 190,786.48 is: 286,193.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,095.94 : 712,677.17 = 190,786.48 : x
  2. Step 2: Convert to fraction form
    475,095.94/712,677.17 = 190,786.48/x
  3. Step 3: Cross multiply
    475,095.94x = 712,677.17 × 190,786.48
  4. Step 4: Simplify right side
    475,095.94x = 135,969,167,686.73
  5. Step 5: Solve for x
    x = 135,969,167,686.73/475,095.94
  6. Step 6: Final answer
    x = 286,193.07

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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.