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Finding the Fourth Proportional to 674,037.36, 930,551.22 and 467,604

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Solution

The fourth proportional to 674,037.36, 930,551.22 and 467,604 is: 645,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,037.36 : 930,551.22 = 467,604 : x
  2. Step 2: Convert to fraction form
    674,037.36/930,551.22 = 467,604/x
  3. Step 3: Cross multiply
    674,037.36x = 930,551.22 × 467,604
  4. Step 4: Simplify right side
    674,037.36x = 435,129,472,676.88
  5. Step 5: Solve for x
    x = 435,129,472,676.88/674,037.36
  6. Step 6: Final answer
    x = 645,556.91

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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.