Finding the Fourth Proportional to 519,177.16, 716,328.66 and 304,201.96
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Solution
The fourth proportional to 519,177.16, 716,328.66 and 304,201.96 is: 419,719.12
Step by Step Solution
- Step 1: Write the proportion equation
519,177.16 : 716,328.66 = 304,201.96 : x - Step 2: Convert to fraction form
519,177.16/716,328.66 = 304,201.96/x - Step 3: Cross multiply
519,177.16x = 716,328.66 × 304,201.96 - Step 4: Simplify right side
519,177.16x = 217,908,582,376.17 - Step 5: Solve for x
x = 217,908,582,376.17/519,177.16 - Step 6: Final answer
x = 419,719.12
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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.