Finding the Fourth Proportional to 467,895.19, 645,696.84 and 253,036.75
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Solution
The fourth proportional to 467,895.19, 645,696.84 and 253,036.75 is: 349,191.51
Step by Step Solution
- Step 1: Write the proportion equation
467,895.19 : 645,696.84 = 253,036.75 : x - Step 2: Convert to fraction form
467,895.19/645,696.84 = 253,036.75/x - Step 3: Cross multiply
467,895.19x = 645,696.84 × 253,036.75 - Step 4: Simplify right side
467,895.19x = 163,385,029,878.87 - Step 5: Solve for x
x = 163,385,029,878.87/467,895.19 - Step 6: Final answer
x = 349,191.51
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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.