Home / 405,074.10-607,625.73-152,331.42

Finding the Fourth Proportional to 405,074.10, 607,625.73 and 152,331.42

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Solution

The fourth proportional to 405,074.10, 607,625.73 and 152,331.42 is: 228,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,074.10 : 607,625.73 = 152,331.42 : x
  2. Step 2: Convert to fraction form
    405,074.10/607,625.73 = 152,331.42/x
  3. Step 3: Cross multiply
    405,074.10x = 607,625.73 × 152,331.42
  4. Step 4: Simplify right side
    405,074.10x = 92,560,490,279.44
  5. Step 5: Solve for x
    x = 92,560,490,279.44/405,074.10
  6. Step 6: Final answer
    x = 228,502.61

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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.