Home / 325,822.10-488,733.15-166,389.80

Finding the Fourth Proportional to 325,822.10, 488,733.15 and 166,389.80

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Solution

The fourth proportional to 325,822.10, 488,733.15 and 166,389.80 is: 249,584.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,822.10 : 488,733.15 = 166,389.80 : x
  2. Step 2: Convert to fraction form
    325,822.10/488,733.15 = 166,389.80/x
  3. Step 3: Cross multiply
    325,822.10x = 488,733.15 × 166,389.80
  4. Step 4: Simplify right side
    325,822.10x = 81,320,211,081.87
  5. Step 5: Solve for x
    x = 81,320,211,081.87/325,822.10
  6. Step 6: Final answer
    x = 249,584.70

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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.