Finding the Fourth Proportional to 465,819.99, 698,730.08 and 145,971.80
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Solution
The fourth proportional to 465,819.99, 698,730.08 and 145,971.80 is: 218,957.73
Step by Step Solution
- Step 1: Write the proportion equation
465,819.99 : 698,730.08 = 145,971.80 : x - Step 2: Convert to fraction form
465,819.99/698,730.08 = 145,971.80/x - Step 3: Cross multiply
465,819.99x = 698,730.08 × 145,971.80 - Step 4: Simplify right side
465,819.99x = 101,994,886,834.08 - Step 5: Solve for x
x = 101,994,886,834.08/465,819.99 - Step 6: Final answer
x = 218,957.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.