Finding the Fourth Proportional to 317,263.29, 474,959.98 and 277,897.29
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Solution
The fourth proportional to 317,263.29, 474,959.98 and 277,897.29 is: 416,026.99
Step by Step Solution
- Step 1: Write the proportion equation
317,263.29 : 474,959.98 = 277,897.29 : x - Step 2: Convert to fraction form
317,263.29/474,959.98 = 277,897.29/x - Step 3: Cross multiply
317,263.29x = 474,959.98 × 277,897.29 - Step 4: Simplify right side
317,263.29x = 131,990,091,300.45 - Step 5: Solve for x
x = 131,990,091,300.45/317,263.29 - Step 6: Final answer
x = 416,026.99
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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.