Finding the Fourth Proportional to 360,460.16, 497,414.84 and 199,305.52
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Solution
The fourth proportional to 360,460.16, 497,414.84 and 199,305.52 is: 275,030.46
Step by Step Solution
- Step 1: Write the proportion equation
360,460.16 : 497,414.84 = 199,305.52 : x - Step 2: Convert to fraction form
360,460.16/497,414.84 = 199,305.52/x - Step 3: Cross multiply
360,460.16x = 497,414.84 × 199,305.52 - Step 4: Simplify right side
360,460.16x = 99,137,523,341.92 - Step 5: Solve for x
x = 99,137,523,341.92/360,460.16 - Step 6: Final answer
x = 275,030.46
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1.5x scale
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.