Home / 310,943.68-429,097.24-174,977.55

Finding the Fourth Proportional to 310,943.68, 429,097.24 and 174,977.55

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Solution

The fourth proportional to 310,943.68, 429,097.24 and 174,977.55 is: 241,466.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,943.68 : 429,097.24 = 174,977.55 : x
  2. Step 2: Convert to fraction form
    310,943.68/429,097.24 = 174,977.55/x
  3. Step 3: Cross multiply
    310,943.68x = 429,097.24 × 174,977.55
  4. Step 4: Simplify right side
    310,943.68x = 75,082,383,766.96
  5. Step 5: Solve for x
    x = 75,082,383,766.96/310,943.68
  6. Step 6: Final answer
    x = 241,466.18

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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.