Finding the Fourth Proportional to 506,001.20, 759,212.06 and 221,545.26
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Solution
The fourth proportional to 506,001.20, 759,212.06 and 221,545.26 is: 332,409.95
Step by Step Solution
- Step 1: Write the proportion equation
506,001.20 : 759,212.06 = 221,545.26 : x - Step 2: Convert to fraction form
506,001.20/759,212.06 = 221,545.26/x - Step 3: Cross multiply
506,001.20x = 759,212.06 × 221,545.26 - Step 4: Simplify right side
506,001.20x = 168,199,832,120.11 - Step 5: Solve for x
x = 168,199,832,120.11/506,001.20 - Step 6: Final answer
x = 332,409.95
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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.