Home / 446,261.60-614,813.28-308,308.37

Finding the Fourth Proportional to 446,261.60, 614,813.28 and 308,308.37

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Solution

The fourth proportional to 446,261.60, 614,813.28 and 308,308.37 is: 424,755.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,261.60 : 614,813.28 = 308,308.37 : x
  2. Step 2: Convert to fraction form
    446,261.60/614,813.28 = 308,308.37/x
  3. Step 3: Cross multiply
    446,261.60x = 614,813.28 × 308,308.37
  4. Step 4: Simplify right side
    446,261.60x = 189,552,077,137.09
  5. Step 5: Solve for x
    x = 189,552,077,137.09/446,261.60
  6. Step 6: Final answer
    x = 424,755.52

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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.