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Finding the Fourth Proportional to 437,998.70, 604,421.23 and 244,396.35

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Solution

The fourth proportional to 437,998.70, 604,421.23 and 244,396.35 is: 337,257.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,998.70 : 604,421.23 = 244,396.35 : x
  2. Step 2: Convert to fraction form
    437,998.70/604,421.23 = 244,396.35/x
  3. Step 3: Cross multiply
    437,998.70x = 604,421.23 × 244,396.35
  4. Step 4: Simplify right side
    437,998.70x = 147,718,341,863.52
  5. Step 5: Solve for x
    x = 147,718,341,863.52/437,998.70
  6. Step 6: Final answer
    x = 337,257.49

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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.