Home / 252,292.09-378,438.13-173,166.43

Finding the Fourth Proportional to 252,292.09, 378,438.13 and 173,166.43

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Solution

The fourth proportional to 252,292.09, 378,438.13 and 173,166.43 is: 259,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,292.09 : 378,438.13 = 173,166.43 : x
  2. Step 2: Convert to fraction form
    252,292.09/378,438.13 = 173,166.43/x
  3. Step 3: Cross multiply
    252,292.09x = 378,438.13 × 173,166.43
  4. Step 4: Simplify right side
    252,292.09x = 65,532,779,218.34
  5. Step 5: Solve for x
    x = 65,532,779,218.34/252,292.09
  6. Step 6: Final answer
    x = 259,749.64

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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.