Home / 343,614.90-474,214.53-190,682.04

Finding the Fourth Proportional to 343,614.90, 474,214.53 and 190,682.04

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Solution

The fourth proportional to 343,614.90, 474,214.53 and 190,682.04 is: 263,155.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,614.90 : 474,214.53 = 190,682.04 : x
  2. Step 2: Convert to fraction form
    343,614.90/474,214.53 = 190,682.04/x
  3. Step 3: Cross multiply
    343,614.90x = 474,214.53 × 190,682.04
  4. Step 4: Simplify right side
    343,614.90x = 90,424,191,606.97
  5. Step 5: Solve for x
    x = 90,424,191,606.97/343,614.90
  6. Step 6: Final answer
    x = 263,155.62

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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.