Finding the Fourth Proportional to 680,444.93, 1,020,815.01 and 207,117.99
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Solution
The fourth proportional to 680,444.93, 1,020,815.01 and 207,117.99 is: 310,721.92
Step by Step Solution
- Step 1: Write the proportion equation
680,444.93 : 1,020,815.01 = 207,117.99 : x - Step 2: Convert to fraction form
680,444.93/1,020,815.01 = 207,117.99/x - Step 3: Cross multiply
680,444.93x = 1,020,815.01 × 207,117.99 - Step 4: Simplify right side
680,444.93x = 211,429,153,033.03 - Step 5: Solve for x
x = 211,429,153,033.03/680,444.93 - Step 6: Final answer
x = 310,721.92
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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.