Finding the Fourth Proportional to 304,385.24, 420,220.55 and 183,557.13
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Solution
The fourth proportional to 304,385.24, 420,220.55 and 183,557.13 is: 253,410.70
Step by Step Solution
- Step 1: Write the proportion equation
304,385.24 : 420,220.55 = 183,557.13 : x - Step 2: Convert to fraction form
304,385.24/420,220.55 = 183,557.13/x - Step 3: Cross multiply
304,385.24x = 420,220.55 × 183,557.13 - Step 4: Simplify right side
304,385.24x = 77,134,478,125.02 - Step 5: Solve for x
x = 77,134,478,125.02/304,385.24 - Step 6: Final answer
x = 253,410.70
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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.