Home / 328,457.09-492,466.74-118,067.69

Finding the Fourth Proportional to 328,457.09, 492,466.74 and 118,067.69

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Solution

The fourth proportional to 328,457.09, 492,466.74 and 118,067.69 is: 177,022.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,457.09 : 492,466.74 = 118,067.69 : x
  2. Step 2: Convert to fraction form
    328,457.09/492,466.74 = 118,067.69/x
  3. Step 3: Cross multiply
    328,457.09x = 492,466.74 × 118,067.69
  4. Step 4: Simplify right side
    328,457.09x = 58,144,410,393.63
  5. Step 5: Solve for x
    x = 58,144,410,393.63/328,457.09
  6. Step 6: Final answer
    x = 177,022.85

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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.