Finding the Fourth Proportional to 513,468.24, 708,531.62 and 283,989.06
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Solution
The fourth proportional to 513,468.24, 708,531.62 and 283,989.06 is: 391,874.73
Step by Step Solution
- Step 1: Write the proportion equation
513,468.24 : 708,531.62 = 283,989.06 : x - Step 2: Convert to fraction form
513,468.24/708,531.62 = 283,989.06/x - Step 3: Cross multiply
513,468.24x = 708,531.62 × 283,989.06 - Step 4: Simplify right side
513,468.24x = 201,215,228,744.08 - Step 5: Solve for x
x = 201,215,228,744.08/513,468.24 - Step 6: Final answer
x = 391,874.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.