Home / 673,038.20-1,009,754.13-199,735.86

Finding the Fourth Proportional to 673,038.20, 1,009,754.13 and 199,735.86

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Solution

The fourth proportional to 673,038.20, 1,009,754.13 and 199,735.86 is: 299,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,038.20 : 1,009,754.13 = 199,735.86 : x
  2. Step 2: Convert to fraction form
    673,038.20/1,009,754.13 = 199,735.86/x
  3. Step 3: Cross multiply
    673,038.20x = 1,009,754.13 × 199,735.86
  4. Step 4: Simplify right side
    673,038.20x = 201,684,109,544.10
  5. Step 5: Solve for x
    x = 201,684,109,544.10/673,038.20
  6. Step 6: Final answer
    x = 299,662.20

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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.