Finding the Fourth Proportional to 345,970.08, 477,484.92 and 202,787.28
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Solution
The fourth proportional to 345,970.08, 477,484.92 and 202,787.28 is: 279,873.53
Step by Step Solution
- Step 1: Write the proportion equation
345,970.08 : 477,484.92 = 202,787.28 : x - Step 2: Convert to fraction form
345,970.08/477,484.92 = 202,787.28/x - Step 3: Cross multiply
345,970.08x = 477,484.92 × 202,787.28 - Step 4: Simplify right side
345,970.08x = 96,827,868,167.82 - Step 5: Solve for x
x = 96,827,868,167.82/345,970.08 - Step 6: Final answer
x = 279,873.53
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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.