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Finding the Fourth Proportional to 548,458.95, 822,393.18 and 295,875.03

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Solution

The fourth proportional to 548,458.95, 822,393.18 and 295,875.03 is: 443,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,458.95 : 822,393.18 = 295,875.03 : x
  2. Step 2: Convert to fraction form
    548,458.95/822,393.18 = 295,875.03/x
  3. Step 3: Cross multiply
    548,458.95x = 822,393.18 × 295,875.03
  4. Step 4: Simplify right side
    548,458.95x = 243,325,606,804.30
  5. Step 5: Solve for x
    x = 243,325,606,804.30/548,458.95
  6. Step 6: Final answer
    x = 443,653.27

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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.