Finding the Fourth Proportional to 971,554.80, 1,457,332.20 and 908,569.20
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Solution
The fourth proportional to 971,554.80, 1,457,332.20 and 908,569.20 is: 1,362,853.80
Step by Step Solution
- Step 1: Write the proportion equation
971,554.80 : 1,457,332.20 = 908,569.20 : x - Step 2: Convert to fraction form
971,554.80/1,457,332.20 = 908,569.20/x - Step 3: Cross multiply
971,554.80x = 1,457,332.20 × 908,569.20 - Step 4: Simplify right side
971,554.80x = 1,324,087,151,088.24 - Step 5: Solve for x
x = 1,324,087,151,088.24/971,554.80 - Step 6: Final answer
x = 1,362,853.80
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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.