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Finding the Fourth Proportional to 301,676.54, 452,514.74 and 77,029.00

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Solution

The fourth proportional to 301,676.54, 452,514.74 and 77,029.00 is: 115,543.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,676.54 : 452,514.74 = 77,029.00 : x
  2. Step 2: Convert to fraction form
    301,676.54/452,514.74 = 77,029.00/x
  3. Step 3: Cross multiply
    301,676.54x = 452,514.74 × 77,029.00
  4. Step 4: Simplify right side
    301,676.54x = 34,856,756,391.03
  5. Step 5: Solve for x
    x = 34,856,756,391.03/301,676.54
  6. Step 6: Final answer
    x = 115,543.48

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1.5x scale

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.