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Finding the Fourth Proportional to 562,361.82, 842,483.44 and 277,719.31

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Solution

The fourth proportional to 562,361.82, 842,483.44 and 277,719.31 is: 416,055.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,361.82 : 842,483.44 = 277,719.31 : x
  2. Step 2: Convert to fraction form
    562,361.82/842,483.44 = 277,719.31/x
  3. Step 3: Cross multiply
    562,361.82x = 842,483.44 × 277,719.31
  4. Step 4: Simplify right side
    562,361.82x = 233,973,919,643.23
  5. Step 5: Solve for x
    x = 233,973,919,643.23/562,361.82
  6. Step 6: Final answer
    x = 416,055.84

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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.