Finding the Fourth Proportional to 887,652.60, 1,330,822.80 and 488,743.80
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Solution
The fourth proportional to 887,652.60, 1,330,822.80 and 488,743.80 is: 732,754.45
Step by Step Solution
- Step 1: Write the proportion equation
887,652.60 : 1,330,822.80 = 488,743.80 : x - Step 2: Convert to fraction form
887,652.60/1,330,822.80 = 488,743.80/x - Step 3: Cross multiply
887,652.60x = 1,330,822.80 × 488,743.80 - Step 4: Simplify right side
887,652.60x = 650,431,392,398.64 - Step 5: Solve for x
x = 650,431,392,398.64/887,652.60 - Step 6: Final answer
x = 732,754.45
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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.