Home / 909,214.45-1,254,725.79-501,317.08

Finding the Fourth Proportional to 909,214.45, 1,254,725.79 and 501,317.08

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Solution

The fourth proportional to 909,214.45, 1,254,725.79 and 501,317.08 is: 691,823.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,214.45 : 1,254,725.79 = 501,317.08 : x
  2. Step 2: Convert to fraction form
    909,214.45/1,254,725.79 = 501,317.08/x
  3. Step 3: Cross multiply
    909,214.45x = 1,254,725.79 × 501,317.08
  4. Step 4: Simplify right side
    909,214.45x = 629,015,469,243.49
  5. Step 5: Solve for x
    x = 629,015,469,243.49/909,214.45
  6. Step 6: Final answer
    x = 691,823.00

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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.