Home / 673,810.56-1,009,990.08-357,949.44

Finding the Fourth Proportional to 673,810.56, 1,009,990.08 and 357,949.44

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Solution

The fourth proportional to 673,810.56, 1,009,990.08 and 357,949.44 is: 536,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,810.56 : 1,009,990.08 = 357,949.44 : x
  2. Step 2: Convert to fraction form
    673,810.56/1,009,990.08 = 357,949.44/x
  3. Step 3: Cross multiply
    673,810.56x = 1,009,990.08 × 357,949.44
  4. Step 4: Simplify right side
    673,810.56x = 361,525,383,541.56
  5. Step 5: Solve for x
    x = 361,525,383,541.56/673,810.56
  6. Step 6: Final answer
    x = 536,538.61

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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.