Home / 362,442.90-542,664.81-273,427.14

Finding the Fourth Proportional to 362,442.90, 542,664.81 and 273,427.14

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Solution

The fourth proportional to 362,442.90, 542,664.81 and 273,427.14 is: 409,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,442.90 : 542,664.81 = 273,427.14 : x
  2. Step 2: Convert to fraction form
    362,442.90/542,664.81 = 273,427.14/x
  3. Step 3: Cross multiply
    362,442.90x = 542,664.81 × 273,427.14
  4. Step 4: Simplify right side
    362,442.90x = 148,379,286,976.94
  5. Step 5: Solve for x
    x = 148,379,286,976.94/362,442.90
  6. Step 6: Final answer
    x = 409,386.66

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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.