Finding the Fourth Proportional to 534,551.12, 737,400.91 and 330,536.82
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Solution
The fourth proportional to 534,551.12, 737,400.91 and 330,536.82 is: 455,967.90
Step by Step Solution
- Step 1: Write the proportion equation
534,551.12 : 737,400.91 = 330,536.82 : x - Step 2: Convert to fraction form
534,551.12/737,400.91 = 330,536.82/x - Step 3: Cross multiply
534,551.12x = 737,400.91 × 330,536.82 - Step 4: Simplify right side
534,551.12x = 243,738,151,856.51 - Step 5: Solve for x
x = 243,738,151,856.51/534,551.12 - Step 6: Final answer
x = 455,967.90
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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.