Home / 318,255.96-439,181.01-175,007.46

Finding the Fourth Proportional to 318,255.96, 439,181.01 and 175,007.46

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Solution

The fourth proportional to 318,255.96, 439,181.01 and 175,007.46 is: 241,503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,255.96 : 439,181.01 = 175,007.46 : x
  2. Step 2: Convert to fraction form
    318,255.96/439,181.01 = 175,007.46/x
  3. Step 3: Cross multiply
    318,255.96x = 439,181.01 × 175,007.46
  4. Step 4: Simplify right side
    318,255.96x = 76,859,953,040.33
  5. Step 5: Solve for x
    x = 76,859,953,040.33/318,255.96
  6. Step 6: Final answer
    x = 241,503.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.