Finding the Fourth Proportional to 847,094.68, 1,276,730.80 and 730,177.12
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Solution
The fourth proportional to 847,094.68, 1,276,730.80 and 730,177.12 is: 1,100,514.08
Step by Step Solution
- Step 1: Write the proportion equation
847,094.68 : 1,276,730.80 = 730,177.12 : x - Step 2: Convert to fraction form
847,094.68/1,276,730.80 = 730,177.12/x - Step 3: Cross multiply
847,094.68x = 1,276,730.80 × 730,177.12 - Step 4: Simplify right side
847,094.68x = 932,239,618,559.30 - Step 5: Solve for x
x = 932,239,618,559.30/847,094.68 - Step 6: Final answer
x = 1,100,514.08
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.