Finding the Fourth Proportional to 652,790.16, 979,183.62 and 368,351.46
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Solution
The fourth proportional to 652,790.16, 979,183.62 and 368,351.46 is: 552,526.28
Step by Step Solution
- Step 1: Write the proportion equation
652,790.16 : 979,183.62 = 368,351.46 : x - Step 2: Convert to fraction form
652,790.16/979,183.62 = 368,351.46/x - Step 3: Cross multiply
652,790.16x = 979,183.62 × 368,351.46 - Step 4: Simplify right side
652,790.16x = 360,683,716,035.09 - Step 5: Solve for x
x = 360,683,716,035.09/652,790.16 - Step 6: Final answer
x = 552,526.28
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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.