Finding the Fourth Proportional to 328,945.98, 453,897.12 and 183,733.88
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Solution
The fourth proportional to 328,945.98, 453,897.12 and 183,733.88 is: 253,525.75
Step by Step Solution
- Step 1: Write the proportion equation
328,945.98 : 453,897.12 = 183,733.88 : x - Step 2: Convert to fraction form
328,945.98/453,897.12 = 183,733.88/x - Step 3: Cross multiply
328,945.98x = 453,897.12 × 183,733.88 - Step 4: Simplify right side
328,945.98x = 83,396,276,708.94 - Step 5: Solve for x
x = 83,396,276,708.94/328,945.98 - Step 6: Final answer
x = 253,525.75
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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.