Home / 448,490.04-671,973.78-270,623.30

Finding the Fourth Proportional to 448,490.04, 671,973.78 and 270,623.30

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Solution

The fourth proportional to 448,490.04, 671,973.78 and 270,623.30 is: 405,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,490.04 : 671,973.78 = 270,623.30 : x
  2. Step 2: Convert to fraction form
    448,490.04/671,973.78 = 270,623.30/x
  3. Step 3: Cross multiply
    448,490.04x = 671,973.78 × 270,623.30
  4. Step 4: Simplify right side
    448,490.04x = 181,851,761,857.07
  5. Step 5: Solve for x
    x = 181,851,761,857.07/448,490.04
  6. Step 6: Final answer
    x = 405,475.59

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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.