Finding the Fourth Proportional to 513,134.58, 708,104.84 and 283,677.27
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Solution
The fourth proportional to 513,134.58, 708,104.84 and 283,677.27 is: 391,463.09
Step by Step Solution
- Step 1: Write the proportion equation
513,134.58 : 708,104.84 = 283,677.27 : x - Step 2: Convert to fraction form
513,134.58/708,104.84 = 283,677.27/x - Step 3: Cross multiply
513,134.58x = 708,104.84 × 283,677.27 - Step 4: Simplify right side
513,134.58x = 200,873,246,466.60 - Step 5: Solve for x
x = 200,873,246,466.60/513,134.58 - Step 6: Final answer
x = 391,463.09
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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.