Finding the Fourth Proportional to 299,038.30, 412,672.93 and 163,068.75
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Solution
The fourth proportional to 299,038.30, 412,672.93 and 163,068.75 is: 225,034.92
Step by Step Solution
- Step 1: Write the proportion equation
299,038.30 : 412,672.93 = 163,068.75 : x - Step 2: Convert to fraction form
299,038.30/412,672.93 = 163,068.75/x - Step 3: Cross multiply
299,038.30x = 412,672.93 × 163,068.75 - Step 4: Simplify right side
299,038.30x = 67,294,058,853.94 - Step 5: Solve for x
x = 67,294,058,853.94/299,038.30 - Step 6: Final answer
x = 225,034.92
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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.