Home / 722,779.68-1,083,447.81-483,095.46

Finding the Fourth Proportional to 722,779.68, 1,083,447.81 and 483,095.46

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Solution

The fourth proportional to 722,779.68, 1,083,447.81 and 483,095.46 is: 724,160.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,779.68 : 1,083,447.81 = 483,095.46 : x
  2. Step 2: Convert to fraction form
    722,779.68/1,083,447.81 = 483,095.46/x
  3. Step 3: Cross multiply
    722,779.68x = 1,083,447.81 × 483,095.46
  4. Step 4: Simplify right side
    722,779.68x = 523,408,718,157.94
  5. Step 5: Solve for x
    x = 523,408,718,157.94/722,779.68
  6. Step 6: Final answer
    x = 724,160.81

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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.