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Finding the Fourth Proportional to 608,578.65, 839,765.37 and 350,539.52

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Solution

The fourth proportional to 608,578.65, 839,765.37 and 350,539.52 is: 483,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,578.65 : 839,765.37 = 350,539.52 : x
  2. Step 2: Convert to fraction form
    608,578.65/839,765.37 = 350,539.52/x
  3. Step 3: Cross multiply
    608,578.65x = 839,765.37 × 350,539.52
  4. Step 4: Simplify right side
    608,578.65x = 294,370,950,955.96
  5. Step 5: Solve for x
    x = 294,370,950,955.96/608,578.65
  6. Step 6: Final answer
    x = 483,702.39

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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.