Home / 959,352.96-1,438,778.67-285,252.72

Finding the Fourth Proportional to 959,352.96, 1,438,778.67 and 285,252.72

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Solution

The fourth proportional to 959,352.96, 1,438,778.67 and 285,252.72 is: 427,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,352.96 : 1,438,778.67 = 285,252.72 : x
  2. Step 2: Convert to fraction form
    959,352.96/1,438,778.67 = 285,252.72/x
  3. Step 3: Cross multiply
    959,352.96x = 1,438,778.67 × 285,252.72
  4. Step 4: Simplify right side
    959,352.96x = 410,415,529,095.48
  5. Step 5: Solve for x
    x = 410,415,529,095.48/959,352.96
  6. Step 6: Final answer
    x = 427,804.52

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1.5x scale

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.