Home / 874,615.02-1,311,943.33-234,919.57

Finding the Fourth Proportional to 874,615.02, 1,311,943.33 and 234,919.57

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Solution

The fourth proportional to 874,615.02, 1,311,943.33 and 234,919.57 is: 352,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,615.02 : 1,311,943.33 = 234,919.57 : x
  2. Step 2: Convert to fraction form
    874,615.02/1,311,943.33 = 234,919.57/x
  3. Step 3: Cross multiply
    874,615.02x = 1,311,943.33 × 234,919.57
  4. Step 4: Simplify right side
    874,615.02x = 308,201,158,731.81
  5. Step 5: Solve for x
    x = 308,201,158,731.81/874,615.02
  6. Step 6: Final answer
    x = 352,384.94

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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.