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Finding the Fourth Proportional to 368,994.24, 553,493.52 and 112,829.04

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Solution

The fourth proportional to 368,994.24, 553,493.52 and 112,829.04 is: 169,244.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,994.24 : 553,493.52 = 112,829.04 : x
  2. Step 2: Convert to fraction form
    368,994.24/553,493.52 = 112,829.04/x
  3. Step 3: Cross multiply
    368,994.24x = 553,493.52 × 112,829.04
  4. Step 4: Simplify right side
    368,994.24x = 62,450,142,507.82
  5. Step 5: Solve for x
    x = 62,450,142,507.82/368,994.24
  6. Step 6: Final answer
    x = 169,244.22

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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.