Finding the Fourth Proportional to 815,434.04, 1,125,336.36 and 452,859.56
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Solution
The fourth proportional to 815,434.04, 1,125,336.36 and 452,859.56 is: 624,966.95
Step by Step Solution
- Step 1: Write the proportion equation
815,434.04 : 1,125,336.36 = 452,859.56 : x - Step 2: Convert to fraction form
815,434.04/1,125,336.36 = 452,859.56/x - Step 3: Cross multiply
815,434.04x = 1,125,336.36 × 452,859.56 - Step 4: Simplify right side
815,434.04x = 509,619,328,841.60 - Step 5: Solve for x
x = 509,619,328,841.60/815,434.04 - Step 6: Final answer
x = 624,966.95
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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.