Finding the Fourth Proportional to 545,876.08, 818,701.17 and 146,421.88
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Solution
The fourth proportional to 545,876.08, 818,701.17 and 146,421.88 is: 219,602.52
Step by Step Solution
- Step 1: Write the proportion equation
545,876.08 : 818,701.17 = 146,421.88 : x - Step 2: Convert to fraction form
545,876.08/818,701.17 = 146,421.88/x - Step 3: Cross multiply
545,876.08x = 818,701.17 × 146,421.88 - Step 4: Simplify right side
545,876.08x = 119,875,764,469.60 - Step 5: Solve for x
x = 119,875,764,469.60/545,876.08 - Step 6: Final answer
x = 219,602.52
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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.