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Finding the Fourth Proportional to 438,477.22, 605,100.39 and 237,273.22

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Solution

The fourth proportional to 438,477.22, 605,100.39 and 237,273.22 is: 327,438.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,477.22 : 605,100.39 = 237,273.22 : x
  2. Step 2: Convert to fraction form
    438,477.22/605,100.39 = 237,273.22/x
  3. Step 3: Cross multiply
    438,477.22x = 605,100.39 × 237,273.22
  4. Step 4: Simplify right side
    438,477.22x = 143,574,117,825.16
  5. Step 5: Solve for x
    x = 143,574,117,825.16/438,477.22
  6. Step 6: Final answer
    x = 327,438.03

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1.5x scale

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.