Finding the Fourth Proportional to 626,511.10, 939,110.55 and 247,285.30
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Solution
The fourth proportional to 626,511.10, 939,110.55 and 247,285.30 is: 370,668.99
Step by Step Solution
- Step 1: Write the proportion equation
626,511.10 : 939,110.55 = 247,285.30 : x - Step 2: Convert to fraction form
626,511.10/939,110.55 = 247,285.30/x - Step 3: Cross multiply
626,511.10x = 939,110.55 × 247,285.30 - Step 4: Simplify right side
626,511.10x = 232,228,234,089.92 - Step 5: Solve for x
x = 232,228,234,089.92/626,511.10 - Step 6: Final answer
x = 370,668.99
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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.