Home / 668,352.57-1,002,587.79-188,584.58

Finding the Fourth Proportional to 668,352.57, 1,002,587.79 and 188,584.58

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Solution

The fourth proportional to 668,352.57, 1,002,587.79 and 188,584.58 is: 282,893.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,352.57 : 1,002,587.79 = 188,584.58 : x
  2. Step 2: Convert to fraction form
    668,352.57/1,002,587.79 = 188,584.58/x
  3. Step 3: Cross multiply
    668,352.57x = 1,002,587.79 × 188,584.58
  4. Step 4: Simplify right side
    668,352.57x = 189,072,592,277.34
  5. Step 5: Solve for x
    x = 189,072,592,277.34/668,352.57
  6. Step 6: Final answer
    x = 282,893.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.