Home / 910,469.63-1,365,408.79-303,094.78

Finding the Fourth Proportional to 910,469.63, 1,365,408.79 and 303,094.78

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Solution

The fourth proportional to 910,469.63, 1,365,408.79 and 303,094.78 is: 454,543.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,469.63 : 1,365,408.79 = 303,094.78 : x
  2. Step 2: Convert to fraction form
    910,469.63/1,365,408.79 = 303,094.78/x
  3. Step 3: Cross multiply
    910,469.63x = 1,365,408.79 × 303,094.78
  4. Step 4: Simplify right side
    910,469.63x = 413,848,272,643.86
  5. Step 5: Solve for x
    x = 413,848,272,643.86/910,469.63
  6. Step 6: Final answer
    x = 454,543.74

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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.