Home / 724,230.55-1,085,416.35-404,381.80

Finding the Fourth Proportional to 724,230.55, 1,085,416.35 and 404,381.80

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Solution

The fourth proportional to 724,230.55, 1,085,416.35 and 404,381.80 is: 606,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,230.55 : 1,085,416.35 = 404,381.80 : x
  2. Step 2: Convert to fraction form
    724,230.55/1,085,416.35 = 404,381.80/x
  3. Step 3: Cross multiply
    724,230.55x = 1,085,416.35 × 404,381.80
  4. Step 4: Simplify right side
    724,230.55x = 438,922,617,362.43
  5. Step 5: Solve for x
    x = 438,922,617,362.43/724,230.55
  6. Step 6: Final answer
    x = 606,053.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.