Finding the Fourth Proportional to 329,537.04, 493,963.08 and 140,118.96
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Solution
The fourth proportional to 329,537.04, 493,963.08 and 140,118.96 is: 210,032.82
Step by Step Solution
- Step 1: Write the proportion equation
329,537.04 : 493,963.08 = 140,118.96 : x - Step 2: Convert to fraction form
329,537.04/493,963.08 = 140,118.96/x - Step 3: Cross multiply
329,537.04x = 493,963.08 × 140,118.96 - Step 4: Simplify right side
329,537.04x = 69,213,593,048.00 - Step 5: Solve for x
x = 69,213,593,048.00/329,537.04 - Step 6: Final answer
x = 210,032.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.