Finding the Fourth Proportional to 356,566.19, 534,656.09 and 156,652.52
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Solution
The fourth proportional to 356,566.19, 534,656.09 and 156,652.52 is: 234,893.90
Step by Step Solution
- Step 1: Write the proportion equation
356,566.19 : 534,656.09 = 156,652.52 : x - Step 2: Convert to fraction form
356,566.19/534,656.09 = 156,652.52/x - Step 3: Cross multiply
356,566.19x = 534,656.09 × 156,652.52 - Step 4: Simplify right side
356,566.19x = 83,755,221,550.20 - Step 5: Solve for x
x = 83,755,221,550.20/356,566.19 - Step 6: Final answer
x = 234,893.90
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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.