Finding the Fourth Proportional to 617,830.24, 926,881.20 and 351,715.36
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Solution
The fourth proportional to 617,830.24, 926,881.20 and 351,715.36 is: 527,650.37
Step by Step Solution
- Step 1: Write the proportion equation
617,830.24 : 926,881.20 = 351,715.36 : x - Step 2: Convert to fraction form
617,830.24/926,881.20 = 351,715.36/x - Step 3: Cross multiply
617,830.24x = 926,881.20 × 351,715.36 - Step 4: Simplify right side
617,830.24x = 325,998,354,935.23 - Step 5: Solve for x
x = 325,998,354,935.23/617,830.24 - Step 6: Final answer
x = 527,650.37
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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.