Home / 445,584.80-614,745.46-292,705.31

Finding the Fourth Proportional to 445,584.80, 614,745.46 and 292,705.31

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Solution

The fourth proportional to 445,584.80, 614,745.46 and 292,705.31 is: 403,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,584.80 : 614,745.46 = 292,705.31 : x
  2. Step 2: Convert to fraction form
    445,584.80/614,745.46 = 292,705.31/x
  3. Step 3: Cross multiply
    445,584.80x = 614,745.46 × 292,705.31
  4. Step 4: Simplify right side
    445,584.80x = 179,939,260,440.39
  5. Step 5: Solve for x
    x = 179,939,260,440.39/445,584.80
  6. Step 6: Final answer
    x = 403,827.20

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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.