Finding the Fourth Proportional to 451,953.64, 624,521.30 and 329,232.44
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Solution
The fourth proportional to 451,953.64, 624,521.30 and 329,232.44 is: 454,941.95
Step by Step Solution
- Step 1: Write the proportion equation
451,953.64 : 624,521.30 = 329,232.44 : x - Step 2: Convert to fraction form
451,953.64/624,521.30 = 329,232.44/x - Step 3: Cross multiply
451,953.64x = 624,521.30 × 329,232.44 - Step 4: Simplify right side
451,953.64x = 205,612,671,430.97 - Step 5: Solve for x
x = 205,612,671,430.97/451,953.64 - Step 6: Final answer
x = 454,941.95
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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.