Home / 446,431.98-616,080.66-242,486.89

Finding the Fourth Proportional to 446,431.98, 616,080.66 and 242,486.89

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Solution

The fourth proportional to 446,431.98, 616,080.66 and 242,486.89 is: 334,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,431.98 : 616,080.66 = 242,486.89 : x
  2. Step 2: Convert to fraction form
    446,431.98/616,080.66 = 242,486.89/x
  3. Step 3: Cross multiply
    446,431.98x = 616,080.66 × 242,486.89
  4. Step 4: Simplify right side
    446,431.98x = 149,391,481,692.35
  5. Step 5: Solve for x
    x = 149,391,481,692.35/446,431.98
  6. Step 6: Final answer
    x = 334,634.36

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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.