Home / 791,470.37-1,184,367.65-685,219.76

Finding the Fourth Proportional to 791,470.37, 1,184,367.65 and 685,219.76

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Solution

The fourth proportional to 791,470.37, 1,184,367.65 and 685,219.76 is: 1,025,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,470.37 : 1,184,367.65 = 685,219.76 : x
  2. Step 2: Convert to fraction form
    791,470.37/1,184,367.65 = 685,219.76/x
  3. Step 3: Cross multiply
    791,470.37x = 1,184,367.65 × 685,219.76
  4. Step 4: Simplify right side
    791,470.37x = 811,552,107,536.83
  5. Step 5: Solve for x
    x = 811,552,107,536.83/791,470.37
  6. Step 6: Final answer
    x = 1,025,372.70

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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.