Home / 362,853.19-543,597.03-212,647.29

Finding the Fourth Proportional to 362,853.19, 543,597.03 and 212,647.29

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Solution

The fourth proportional to 362,853.19, 543,597.03 and 212,647.29 is: 318,570.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,853.19 : 543,597.03 = 212,647.29 : x
  2. Step 2: Convert to fraction form
    362,853.19/543,597.03 = 212,647.29/x
  3. Step 3: Cross multiply
    362,853.19x = 543,597.03 × 212,647.29
  4. Step 4: Simplify right side
    362,853.19x = 115,594,434,218.31
  5. Step 5: Solve for x
    x = 115,594,434,218.31/362,853.19
  6. Step 6: Final answer
    x = 318,570.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.