Home / 438,245.82-604,766.96-247,276.98

Finding the Fourth Proportional to 438,245.82, 604,766.96 and 247,276.98

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Solution

The fourth proportional to 438,245.82, 604,766.96 and 247,276.98 is: 341,235.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,245.82 : 604,766.96 = 247,276.98 : x
  2. Step 2: Convert to fraction form
    438,245.82/604,766.96 = 247,276.98/x
  3. Step 3: Cross multiply
    438,245.82x = 604,766.96 × 247,276.98
  4. Step 4: Simplify right side
    438,245.82x = 149,544,943,212.36
  5. Step 5: Solve for x
    x = 149,544,943,212.36/438,245.82
  6. Step 6: Final answer
    x = 341,235.30

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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.