Home / 438,450.72-605,050.35-244,853.07

Finding the Fourth Proportional to 438,450.72, 605,050.35 and 244,853.07

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Solution

The fourth proportional to 438,450.72, 605,050.35 and 244,853.07 is: 337,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,450.72 : 605,050.35 = 244,853.07 : x
  2. Step 2: Convert to fraction form
    438,450.72/605,050.35 = 244,853.07/x
  3. Step 3: Cross multiply
    438,450.72x = 605,050.35 × 244,853.07
  4. Step 4: Simplify right side
    438,450.72x = 148,148,435,702.08
  5. Step 5: Solve for x
    x = 148,148,435,702.08/438,450.72
  6. Step 6: Final answer
    x = 337,890.73

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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.