Finding the Fourth Proportional to 837,395.53, 1,256,069.86 and 268,772.15
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Solution
The fourth proportional to 837,395.53, 1,256,069.86 and 268,772.15 is: 403,150.70
Step by Step Solution
- Step 1: Write the proportion equation
837,395.53 : 1,256,069.86 = 268,772.15 : x - Step 2: Convert to fraction form
837,395.53/1,256,069.86 = 268,772.15/x - Step 3: Cross multiply
837,395.53x = 1,256,069.86 × 268,772.15 - Step 4: Simplify right side
837,395.53x = 337,596,596,822.40 - Step 5: Solve for x
x = 337,596,596,822.40/837,395.53 - Step 6: Final answer
x = 403,150.70
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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.