Home / 343,744.10-474,359.70-190,773.38

Finding the Fourth Proportional to 343,744.10, 474,359.70 and 190,773.38

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Solution

The fourth proportional to 343,744.10, 474,359.70 and 190,773.38 is: 263,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,744.10 : 474,359.70 = 190,773.38 : x
  2. Step 2: Convert to fraction form
    343,744.10/474,359.70 = 190,773.38/x
  3. Step 3: Cross multiply
    343,744.10x = 474,359.70 × 190,773.38
  4. Step 4: Simplify right side
    343,744.10x = 90,495,203,304.79
  5. Step 5: Solve for x
    x = 90,495,203,304.79/343,744.10
  6. Step 6: Final answer
    x = 263,263.29

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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.