Finding the Fourth Proportional to 217,296.29, 326,038.08 and 117,526.74
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Solution
The fourth proportional to 217,296.29, 326,038.08 and 117,526.74 is: 176,340.76
Step by Step Solution
- Step 1: Write the proportion equation
217,296.29 : 326,038.08 = 117,526.74 : x - Step 2: Convert to fraction form
217,296.29/326,038.08 = 117,526.74/x - Step 3: Cross multiply
217,296.29x = 326,038.08 × 117,526.74 - Step 4: Simplify right side
217,296.29x = 38,318,192,658.26 - Step 5: Solve for x
x = 38,318,192,658.26/217,296.29 - Step 6: Final answer
x = 176,340.76
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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.