Finding the Fourth Proportional to 460,060.19, 690,117.71 and 144,516.99
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Solution
The fourth proportional to 460,060.19, 690,117.71 and 144,516.99 is: 216,784.10
Step by Step Solution
- Step 1: Write the proportion equation
460,060.19 : 690,117.71 = 144,516.99 : x - Step 2: Convert to fraction form
460,060.19/690,117.71 = 144,516.99/x - Step 3: Cross multiply
460,060.19x = 690,117.71 × 144,516.99 - Step 4: Simplify right side
460,060.19x = 99,733,733,472.31 - Step 5: Solve for x
x = 99,733,733,472.31/460,060.19 - Step 6: Final answer
x = 216,784.10
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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.