Finding the Fourth Proportional to 532,445.08, 734,803.96 and 290,750.08
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Solution
The fourth proportional to 532,445.08, 734,803.96 and 290,750.08 is: 401,251.36
Step by Step Solution
- Step 1: Write the proportion equation
532,445.08 : 734,803.96 = 290,750.08 : x - Step 2: Convert to fraction form
532,445.08/734,803.96 = 290,750.08/x - Step 3: Cross multiply
532,445.08x = 734,803.96 × 290,750.08 - Step 4: Simplify right side
532,445.08x = 213,644,310,154.32 - Step 5: Solve for x
x = 213,644,310,154.32/532,445.08 - Step 6: Final answer
x = 401,251.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.