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Finding the Fourth Proportional to 446,671.22, 616,408.80 and 242,723.84

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Solution

The fourth proportional to 446,671.22, 616,408.80 and 242,723.84 is: 334,960.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,671.22 : 616,408.80 = 242,723.84 : x
  2. Step 2: Convert to fraction form
    446,671.22/616,408.80 = 242,723.84/x
  3. Step 3: Cross multiply
    446,671.22x = 616,408.80 × 242,723.84
  4. Step 4: Simplify right side
    446,671.22x = 149,617,110,945.79
  5. Step 5: Solve for x
    x = 149,617,110,945.79/446,671.22
  6. Step 6: Final answer
    x = 334,960.27

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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.