Finding the Fourth Proportional to 926,121.08, 1,389,774.60 and 499,953.68
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Solution
The fourth proportional to 926,121.08, 1,389,774.60 and 499,953.68 is: 750,250.63
Step by Step Solution
- Step 1: Write the proportion equation
926,121.08 : 1,389,774.60 = 499,953.68 : x - Step 2: Convert to fraction form
926,121.08/1,389,774.60 = 499,953.68/x - Step 3: Cross multiply
926,121.08x = 1,389,774.60 × 499,953.68 - Step 4: Simplify right side
926,121.08x = 694,822,925,640.53 - Step 5: Solve for x
x = 694,822,925,640.53/926,121.08 - Step 6: Final answer
x = 750,250.63
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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.