Finding the Fourth Proportional to 291,827.41, 402,728.02 and 164,502.97
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Solution
The fourth proportional to 291,827.41, 402,728.02 and 164,502.97 is: 227,017.59
Step by Step Solution
- Step 1: Write the proportion equation
291,827.41 : 402,728.02 = 164,502.97 : x - Step 2: Convert to fraction form
291,827.41/402,728.02 = 164,502.97/x - Step 3: Cross multiply
291,827.41x = 402,728.02 × 164,502.97 - Step 4: Simplify right side
291,827.41x = 66,249,953,974.14 - Step 5: Solve for x
x = 66,249,953,974.14/291,827.41 - Step 6: Final answer
x = 227,017.59
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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.