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Finding the Fourth Proportional to 446,754.36, 616,525.80 and 242,805.28

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Solution

The fourth proportional to 446,754.36, 616,525.80 and 242,805.28 is: 335,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,754.36 : 616,525.80 = 242,805.28 : x
  2. Step 2: Convert to fraction form
    446,754.36/616,525.80 = 242,805.28/x
  3. Step 3: Cross multiply
    446,754.36x = 616,525.80 × 242,805.28
  4. Step 4: Simplify right side
    446,754.36x = 149,695,719,496.22
  5. Step 5: Solve for x
    x = 149,695,719,496.22/446,754.36
  6. Step 6: Final answer
    x = 335,073.89

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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.