Finding the Fourth Proportional to 485,006.57, 727,192.97 and 232,278.83
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Solution
The fourth proportional to 485,006.57, 727,192.97 and 232,278.83 is: 348,266.48
Step by Step Solution
- Step 1: Write the proportion equation
485,006.57 : 727,192.97 = 232,278.83 : x - Step 2: Convert to fraction form
485,006.57/727,192.97 = 232,278.83/x - Step 3: Cross multiply
485,006.57x = 727,192.97 × 232,278.83 - Step 4: Simplify right side
485,006.57x = 168,911,527,458.47 - Step 5: Solve for x
x = 168,911,527,458.47/485,006.57 - Step 6: Final answer
x = 348,266.48
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1.5x scale
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.