Home / 729,001.60-1,093,502.40-448,676.80

Finding the Fourth Proportional to 729,001.60, 1,093,502.40 and 448,676.80

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Solution

The fourth proportional to 729,001.60, 1,093,502.40 and 448,676.80 is: 673,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,001.60 : 1,093,502.40 = 448,676.80 : x
  2. Step 2: Convert to fraction form
    729,001.60/1,093,502.40 = 448,676.80/x
  3. Step 3: Cross multiply
    729,001.60x = 1,093,502.40 × 448,676.80
  4. Step 4: Simplify right side
    729,001.60x = 490,629,157,624.32
  5. Step 5: Solve for x
    x = 490,629,157,624.32/729,001.60
  6. Step 6: Final answer
    x = 673,015.20

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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.