Finding the Fourth Proportional to 960,238.14, 1,324,543.02 and 615,958.17
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Solution
The fourth proportional to 960,238.14, 1,324,543.02 and 615,958.17 is: 849,646.62
Step by Step Solution
- Step 1: Write the proportion equation
960,238.14 : 1,324,543.02 = 615,958.17 : x - Step 2: Convert to fraction form
960,238.14/1,324,543.02 = 615,958.17/x - Step 3: Cross multiply
960,238.14x = 1,324,543.02 × 615,958.17 - Step 4: Simplify right side
960,238.14x = 815,863,094,685.47 - Step 5: Solve for x
x = 815,863,094,685.47/960,238.14 - Step 6: Final answer
x = 849,646.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.