Finding the Fourth Proportional to 513,293.29, 708,324.42 and 283,835.68
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Solution
The fourth proportional to 513,293.29, 708,324.42 and 283,835.68 is: 391,682.00
Step by Step Solution
- Step 1: Write the proportion equation
513,293.29 : 708,324.42 = 283,835.68 : x - Step 2: Convert to fraction form
513,293.29/708,324.42 = 283,835.68/x - Step 3: Cross multiply
513,293.29x = 708,324.42 × 283,835.68 - Step 4: Simplify right side
513,293.29x = 201,047,743,411.31 - Step 5: Solve for x
x = 201,047,743,411.31/513,293.29 - Step 6: Final answer
x = 391,682.00
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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.