Finding the Fourth Proportional to 574,104.08, 792,484.08 and 431,278.40
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Solution
The fourth proportional to 574,104.08, 792,484.08 and 431,278.40 is: 595,329.80
Step by Step Solution
- Step 1: Write the proportion equation
574,104.08 : 792,484.08 = 431,278.40 : x - Step 2: Convert to fraction form
574,104.08/792,484.08 = 431,278.40/x - Step 3: Cross multiply
574,104.08x = 792,484.08 × 431,278.40 - Step 4: Simplify right side
574,104.08x = 341,781,266,047.87 - Step 5: Solve for x
x = 341,781,266,047.87/574,104.08 - Step 6: Final answer
x = 595,329.80
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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.