Home / 343,741.50-474,356.13-190,770.81

Finding the Fourth Proportional to 343,741.50, 474,356.13 and 190,770.81

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Solution

The fourth proportional to 343,741.50, 474,356.13 and 190,770.81 is: 263,259.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,741.50 : 474,356.13 = 190,770.81 : x
  2. Step 2: Convert to fraction form
    343,741.50/474,356.13 = 190,770.81/x
  3. Step 3: Cross multiply
    343,741.50x = 474,356.13 × 190,770.81
  4. Step 4: Simplify right side
    343,741.50x = 90,493,303,148.57
  5. Step 5: Solve for x
    x = 90,493,303,148.57/343,741.50
  6. Step 6: Final answer
    x = 263,259.76

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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.