Finding the Fourth Proportional to 329,871.84, 495,070.08 and 119,569.92
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Solution
The fourth proportional to 329,871.84, 495,070.08 and 119,569.92 is: 179,449.96
Step by Step Solution
- Step 1: Write the proportion equation
329,871.84 : 495,070.08 = 119,569.92 : x - Step 2: Convert to fraction form
329,871.84/495,070.08 = 119,569.92/x - Step 3: Cross multiply
329,871.84x = 495,070.08 × 119,569.92 - Step 4: Simplify right side
329,871.84x = 59,195,489,859.99 - Step 5: Solve for x
x = 59,195,489,859.99/329,871.84 - Step 6: Final answer
x = 179,449.96
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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.