Home / 488,623.60-732,676.20-173,090.80

Finding the Fourth Proportional to 488,623.60, 732,676.20 and 173,090.80

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Solution

The fourth proportional to 488,623.60, 732,676.20 and 173,090.80 is: 259,544.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,623.60 : 732,676.20 = 173,090.80 : x
  2. Step 2: Convert to fraction form
    488,623.60/732,676.20 = 173,090.80/x
  3. Step 3: Cross multiply
    488,623.60x = 732,676.20 × 173,090.80
  4. Step 4: Simplify right side
    488,623.60x = 126,819,509,598.96
  5. Step 5: Solve for x
    x = 126,819,509,598.96/488,623.60
  6. Step 6: Final answer
    x = 259,544.38

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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.