Finding the Fourth Proportional to 428,585.68, 591,386.10 and 237,599.08
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Solution
The fourth proportional to 428,585.68, 591,386.10 and 237,599.08 is: 327,852.28
Step by Step Solution
- Step 1: Write the proportion equation
428,585.68 : 591,386.10 = 237,599.08 : x - Step 2: Convert to fraction form
428,585.68/591,386.10 = 237,599.08/x - Step 3: Cross multiply
428,585.68x = 591,386.10 × 237,599.08 - Step 4: Simplify right side
428,585.68x = 140,512,793,284.79 - Step 5: Solve for x
x = 140,512,793,284.79/428,585.68 - Step 6: Final answer
x = 327,852.28
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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.