Finding the Fourth Proportional to 702,752.36, 1,053,455.13 and 297,386.95
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Solution
The fourth proportional to 702,752.36, 1,053,455.13 and 297,386.95 is: 445,795.45
Step by Step Solution
- Step 1: Write the proportion equation
702,752.36 : 1,053,455.13 = 297,386.95 : x - Step 2: Convert to fraction form
702,752.36/1,053,455.13 = 297,386.95/x - Step 3: Cross multiply
702,752.36x = 1,053,455.13 × 297,386.95 - Step 4: Simplify right side
702,752.36x = 313,283,802,805.28 - Step 5: Solve for x
x = 313,283,802,805.28/702,752.36 - Step 6: Final answer
x = 445,795.45
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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.