Home / 608,625.57-839,928.01-336,688.77

Finding the Fourth Proportional to 608,625.57, 839,928.01 and 336,688.77

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Solution

The fourth proportional to 608,625.57, 839,928.01 and 336,688.77 is: 464,644.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,625.57 : 839,928.01 = 336,688.77 : x
  2. Step 2: Convert to fraction form
    608,625.57/839,928.01 = 336,688.77/x
  3. Step 3: Cross multiply
    608,625.57x = 839,928.01 × 336,688.77
  4. Step 4: Simplify right side
    608,625.57x = 282,794,328,575.45
  5. Step 5: Solve for x
    x = 282,794,328,575.45/608,625.57
  6. Step 6: Final answer
    x = 464,644.18

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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.