Finding the Fourth Proportional to 651,135.60, 976,411.80 and 295,966.80
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Solution
The fourth proportional to 651,135.60, 976,411.80 and 295,966.80 is: 443,817.66
Step by Step Solution
- Step 1: Write the proportion equation
651,135.60 : 976,411.80 = 295,966.80 : x - Step 2: Convert to fraction form
651,135.60/976,411.80 = 295,966.80/x - Step 3: Cross multiply
651,135.60x = 976,411.80 × 295,966.80 - Step 4: Simplify right side
651,135.60x = 288,985,475,928.24 - Step 5: Solve for x
x = 288,985,475,928.24/651,135.60 - Step 6: Final answer
x = 443,817.66
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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.