Home / 475,137.03-711,947.39-348,188.97

Finding the Fourth Proportional to 475,137.03, 711,947.39 and 348,188.97

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Solution

The fourth proportional to 475,137.03, 711,947.39 and 348,188.97 is: 521,727.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,137.03 : 711,947.39 = 348,188.97 : x
  2. Step 2: Convert to fraction form
    475,137.03/711,947.39 = 348,188.97/x
  3. Step 3: Cross multiply
    475,137.03x = 711,947.39 × 348,188.97
  4. Step 4: Simplify right side
    475,137.03x = 247,892,226,677.34
  5. Step 5: Solve for x
    x = 247,892,226,677.34/475,137.03
  6. Step 6: Final answer
    x = 521,727.86

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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.