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Finding the Fourth Proportional to 448,482.54, 671,962.52 and 270,615.80

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Solution

The fourth proportional to 448,482.54, 671,962.52 and 270,615.80 is: 405,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,482.54 : 671,962.52 = 270,615.80 : x
  2. Step 2: Convert to fraction form
    448,482.54/671,962.52 = 270,615.80/x
  3. Step 3: Cross multiply
    448,482.54x = 671,962.52 × 270,615.80
  4. Step 4: Simplify right side
    448,482.54x = 181,843,674,919.82
  5. Step 5: Solve for x
    x = 181,843,674,919.82/448,482.54
  6. Step 6: Final answer
    x = 405,464.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.