Home / 735,408.96-1,103,116.32-486,035.52

Finding the Fourth Proportional to 735,408.96, 1,103,116.32 and 486,035.52

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Solution

The fourth proportional to 735,408.96, 1,103,116.32 and 486,035.52 is: 729,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,408.96 : 1,103,116.32 = 486,035.52 : x
  2. Step 2: Convert to fraction form
    735,408.96/1,103,116.32 = 486,035.52/x
  3. Step 3: Cross multiply
    735,408.96x = 1,103,116.32 × 486,035.52
  4. Step 4: Simplify right side
    735,408.96x = 536,153,714,211.69
  5. Step 5: Solve for x
    x = 536,153,714,211.69/735,408.96
  6. Step 6: Final answer
    x = 729,055.18

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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.