Home / 1,166,237.07-1,749,383.28-313,309.80

Finding the Fourth Proportional to 1,166,237.07, 1,749,383.28 and 313,309.80

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Solution

The fourth proportional to 1,166,237.07, 1,749,383.28 and 313,309.80 is: 469,972.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,237.07 : 1,749,383.28 = 313,309.80 : x
  2. Step 2: Convert to fraction form
    1,166,237.07/1,749,383.28 = 313,309.80/x
  3. Step 3: Cross multiply
    1,166,237.07x = 1,749,383.28 × 313,309.80
  4. Step 4: Simplify right side
    1,166,237.07x = 548,098,925,580.14
  5. Step 5: Solve for x
    x = 548,098,925,580.14/1,166,237.07
  6. Step 6: Final answer
    x = 469,972.13

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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.