Home / 903,115.54-1,353,725.07-303,868.66

Finding the Fourth Proportional to 903,115.54, 1,353,725.07 and 303,868.66

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Solution

The fourth proportional to 903,115.54, 1,353,725.07 and 303,868.66 is: 455,483.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,115.54 : 1,353,725.07 = 303,868.66 : x
  2. Step 2: Convert to fraction form
    903,115.54/1,353,725.07 = 303,868.66/x
  3. Step 3: Cross multiply
    903,115.54x = 1,353,725.07 × 303,868.66
  4. Step 4: Simplify right side
    903,115.54x = 411,354,623,029.31
  5. Step 5: Solve for x
    x = 411,354,623,029.31/903,115.54
  6. Step 6: Final answer
    x = 455,483.94

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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.