Finding the Fourth Proportional to 307,515.07, 461,269.87 and 97,153.01
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Solution
The fourth proportional to 307,515.07, 461,269.87 and 97,153.01 is: 145,728.65
Step by Step Solution
- Step 1: Write the proportion equation
307,515.07 : 461,269.87 = 97,153.01 : x - Step 2: Convert to fraction form
307,515.07/461,269.87 = 97,153.01/x - Step 3: Cross multiply
307,515.07x = 461,269.87 × 97,153.01 - Step 4: Simplify right side
307,515.07x = 44,813,756,292.81 - Step 5: Solve for x
x = 44,813,756,292.81/307,515.07 - Step 6: Final answer
x = 145,728.65
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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.