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Finding the Fourth Proportional to 551,804.00, 761,492.14 and 322,374.33

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Solution

The fourth proportional to 551,804.00, 761,492.14 and 322,374.33 is: 444,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,804.00 : 761,492.14 = 322,374.33 : x
  2. Step 2: Convert to fraction form
    551,804.00/761,492.14 = 322,374.33/x
  3. Step 3: Cross multiply
    551,804.00x = 761,492.14 × 322,374.33
  4. Step 4: Simplify right side
    551,804.00x = 245,485,517,626.83
  5. Step 5: Solve for x
    x = 245,485,517,626.83/551,804.00
  6. Step 6: Final answer
    x = 444,878.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.