Finding the Fourth Proportional to 647,557.94, 971,262.18 and 174,206.09
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Solution
The fourth proportional to 647,557.94, 971,262.18 and 174,206.09 is: 261,289.03
Step by Step Solution
- Step 1: Write the proportion equation
647,557.94 : 971,262.18 = 174,206.09 : x - Step 2: Convert to fraction form
647,557.94/971,262.18 = 174,206.09/x - Step 3: Cross multiply
647,557.94x = 971,262.18 × 174,206.09 - Step 4: Simplify right side
647,557.94x = 169,199,781,886.37 - Step 5: Solve for x
x = 169,199,781,886.37/647,557.94 - Step 6: Final answer
x = 261,289.03
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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.