Home / 438,450.36-605,055.12-244,856.03

Finding the Fourth Proportional to 438,450.36, 605,055.12 and 244,856.03

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Solution

The fourth proportional to 438,450.36, 605,055.12 and 244,856.03 is: 337,897.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,450.36 : 605,055.12 = 244,856.03 : x
  2. Step 2: Convert to fraction form
    438,450.36/605,055.12 = 244,856.03/x
  3. Step 3: Cross multiply
    438,450.36x = 605,055.12 × 244,856.03
  4. Step 4: Simplify right side
    438,450.36x = 148,151,390,670.89
  5. Step 5: Solve for x
    x = 148,151,390,670.89/438,450.36
  6. Step 6: Final answer
    x = 337,897.75

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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.