Home / 459,768.82-634,385.88-268,745.29

Finding the Fourth Proportional to 459,768.82, 634,385.88 and 268,745.29

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Solution

The fourth proportional to 459,768.82, 634,385.88 and 268,745.29 is: 370,812.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,768.82 : 634,385.88 = 268,745.29 : x
  2. Step 2: Convert to fraction form
    459,768.82/634,385.88 = 268,745.29/x
  3. Step 3: Cross multiply
    459,768.82x = 634,385.88 × 268,745.29
  4. Step 4: Simplify right side
    459,768.82x = 170,488,217,292.51
  5. Step 5: Solve for x
    x = 170,488,217,292.51/459,768.82
  6. Step 6: Final answer
    x = 370,812.92

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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.