Home / 791,481.35-1,184,384.15-685,230.77

Finding the Fourth Proportional to 791,481.35, 1,184,384.15 and 685,230.77

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Solution

The fourth proportional to 791,481.35, 1,184,384.15 and 685,230.77 is: 1,025,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,481.35 : 1,184,384.15 = 685,230.77 : x
  2. Step 2: Convert to fraction form
    791,481.35/1,184,384.15 = 685,230.77/x
  3. Step 3: Cross multiply
    791,481.35x = 1,184,384.15 × 685,230.77
  4. Step 4: Simplify right side
    791,481.35x = 811,576,459,654.14
  5. Step 5: Solve for x
    x = 811,576,459,654.14/791,481.35
  6. Step 6: Final answer
    x = 1,025,389.24

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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.