Finding the Fourth Proportional to 506,117.96, 698,442.94 and 276,676.26
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Solution
The fourth proportional to 506,117.96, 698,442.94 and 276,676.26 is: 381,813.32
Step by Step Solution
- Step 1: Write the proportion equation
506,117.96 : 698,442.94 = 276,676.26 : x - Step 2: Convert to fraction form
506,117.96/698,442.94 = 276,676.26/x - Step 3: Cross multiply
506,117.96x = 698,442.94 × 276,676.26 - Step 4: Simplify right side
506,117.96x = 193,242,580,462.60 - Step 5: Solve for x
x = 193,242,580,462.60/506,117.96 - Step 6: Final answer
x = 381,813.32
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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.