Home / 343,937.61-474,631.43-190,975.05

Finding the Fourth Proportional to 343,937.61, 474,631.43 and 190,975.05

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Solution

The fourth proportional to 343,937.61, 474,631.43 and 190,975.05 is: 263,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,937.61 : 474,631.43 = 190,975.05 : x
  2. Step 2: Convert to fraction form
    343,937.61/474,631.43 = 190,975.05/x
  3. Step 3: Cross multiply
    343,937.61x = 474,631.43 × 190,975.05
  4. Step 4: Simplify right side
    343,937.61x = 90,642,760,120.95
  5. Step 5: Solve for x
    x = 90,642,760,120.95/343,937.61
  6. Step 6: Final answer
    x = 263,544.19

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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.