Home / 673,980.60-1,008,856.80-369,958.44

Finding the Fourth Proportional to 673,980.60, 1,008,856.80 and 369,958.44

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Solution

The fourth proportional to 673,980.60, 1,008,856.80 and 369,958.44 is: 553,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,980.60 : 1,008,856.80 = 369,958.44 : x
  2. Step 2: Convert to fraction form
    673,980.60/1,008,856.80 = 369,958.44/x
  3. Step 3: Cross multiply
    673,980.60x = 1,008,856.80 × 369,958.44
  4. Step 4: Simplify right side
    673,980.60x = 373,235,087,911.39
  5. Step 5: Solve for x
    x = 373,235,087,911.39/673,980.60
  6. Step 6: Final answer
    x = 553,777.20

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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.