Home / 934,221.86-1,289,226.14-504,501.98

Finding the Fourth Proportional to 934,221.86, 1,289,226.14 and 504,501.98

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Solution

The fourth proportional to 934,221.86, 1,289,226.14 and 504,501.98 is: 696,212.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,221.86 : 1,289,226.14 = 504,501.98 : x
  2. Step 2: Convert to fraction form
    934,221.86/1,289,226.14 = 504,501.98/x
  3. Step 3: Cross multiply
    934,221.86x = 1,289,226.14 × 504,501.98
  4. Step 4: Simplify right side
    934,221.86x = 650,417,135,112.88
  5. Step 5: Solve for x
    x = 650,417,135,112.88/934,221.86
  6. Step 6: Final answer
    x = 696,212.71

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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.