Finding the Fourth Proportional to 662,262.99, 913,924.68 and 375,782.31
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Solution
The fourth proportional to 662,262.99, 913,924.68 and 375,782.31 is: 518,580.58
Step by Step Solution
- Step 1: Write the proportion equation
662,262.99 : 913,924.68 = 375,782.31 : x - Step 2: Convert to fraction form
662,262.99/913,924.68 = 375,782.31/x - Step 3: Cross multiply
662,262.99x = 913,924.68 × 375,782.31 - Step 4: Simplify right side
662,262.99x = 343,436,727,416.41 - Step 5: Solve for x
x = 343,436,727,416.41/662,262.99 - Step 6: Final answer
x = 518,580.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.