Finding the Fourth Proportional to 713,486.29, 1,070,115.48 and 207,929.00
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Solution
The fourth proportional to 713,486.29, 1,070,115.48 and 207,929.00 is: 311,860.29
Step by Step Solution
- Step 1: Write the proportion equation
713,486.29 : 1,070,115.48 = 207,929.00 : x - Step 2: Convert to fraction form
713,486.29/1,070,115.48 = 207,929.00/x - Step 3: Cross multiply
713,486.29x = 1,070,115.48 × 207,929.00 - Step 4: Simplify right side
713,486.29x = 222,508,040,721.71 - Step 5: Solve for x
x = 222,508,040,721.71/713,486.29 - Step 6: Final answer
x = 311,860.29
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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.