Home / 343,865.79-474,513.48-190,895.04

Finding the Fourth Proportional to 343,865.79, 474,513.48 and 190,895.04

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Solution

The fourth proportional to 343,865.79, 474,513.48 and 190,895.04 is: 263,423.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,865.79 : 474,513.48 = 190,895.04 : x
  2. Step 2: Convert to fraction form
    343,865.79/474,513.48 = 190,895.04/x
  3. Step 3: Cross multiply
    343,865.79x = 474,513.48 × 190,895.04
  4. Step 4: Simplify right side
    343,865.79x = 90,582,269,745.14
  5. Step 5: Solve for x
    x = 90,582,269,745.14/343,865.79
  6. Step 6: Final answer
    x = 263,423.32

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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.