Home / 382,116.72-572,301-182,577.36

Finding the Fourth Proportional to 382,116.72, 572,301 and 182,577.36

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Solution

The fourth proportional to 382,116.72, 572,301 and 182,577.36 is: 273,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,116.72 : 572,301 = 182,577.36 : x
  2. Step 2: Convert to fraction form
    382,116.72/572,301 = 182,577.36/x
  3. Step 3: Cross multiply
    382,116.72x = 572,301 × 182,577.36
  4. Step 4: Simplify right side
    382,116.72x = 104,489,205,705.36
  5. Step 5: Solve for x
    x = 104,489,205,705.36/382,116.72
  6. Step 6: Final answer
    x = 273,448.40

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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.