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Finding the Fourth Proportional to 295,775.50, 443,485.56 and 115,646.33

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Solution

The fourth proportional to 295,775.50, 443,485.56 and 115,646.33 is: 173,400.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,775.50 : 443,485.56 = 115,646.33 : x
  2. Step 2: Convert to fraction form
    295,775.50/443,485.56 = 115,646.33/x
  3. Step 3: Cross multiply
    295,775.50x = 443,485.56 × 115,646.33
  4. Step 4: Simplify right side
    295,775.50x = 51,287,477,421.99
  5. Step 5: Solve for x
    x = 51,287,477,421.99/295,775.50
  6. Step 6: Final answer
    x = 173,400.02

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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.