Home / 351,452.43-485,003.61-190,307.93

Finding the Fourth Proportional to 351,452.43, 485,003.61 and 190,307.93

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Solution

The fourth proportional to 351,452.43, 485,003.61 and 190,307.93 is: 262,624.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,452.43 : 485,003.61 = 190,307.93 : x
  2. Step 2: Convert to fraction form
    351,452.43/485,003.61 = 190,307.93/x
  3. Step 3: Cross multiply
    351,452.43x = 485,003.61 × 190,307.93
  4. Step 4: Simplify right side
    351,452.43x = 92,300,030,636.61
  5. Step 5: Solve for x
    x = 92,300,030,636.61/351,452.43
  6. Step 6: Final answer
    x = 262,624.53

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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.