Home / 797,501.90-1,099,930.56-511,048.64

Finding the Fourth Proportional to 797,501.90, 1,099,930.56 and 511,048.64

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Solution

The fourth proportional to 797,501.90, 1,099,930.56 and 511,048.64 is: 704,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,501.90 : 1,099,930.56 = 511,048.64 : x
  2. Step 2: Convert to fraction form
    797,501.90/1,099,930.56 = 511,048.64/x
  3. Step 3: Cross multiply
    797,501.90x = 1,099,930.56 × 511,048.64
  4. Step 4: Simplify right side
    797,501.90x = 562,118,016,782.44
  5. Step 5: Solve for x
    x = 562,118,016,782.44/797,501.90
  6. Step 6: Final answer
    x = 704,848.50

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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.