Finding the Fourth Proportional to 513,292.29, 708,323.04 and 283,834.68
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Solution
The fourth proportional to 513,292.29, 708,323.04 and 283,834.68 is: 391,680.62
Step by Step Solution
- Step 1: Write the proportion equation
513,292.29 : 708,323.04 = 283,834.68 : x - Step 2: Convert to fraction form
513,292.29/708,323.04 = 283,834.68/x - Step 3: Cross multiply
513,292.29x = 708,323.04 × 283,834.68 - Step 4: Simplify right side
513,292.29x = 201,046,643,395.03 - Step 5: Solve for x
x = 201,046,643,395.03/513,292.29 - Step 6: Final answer
x = 391,680.62
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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.