Finding the Fourth Proportional to 512,058.84, 706,626.52 and 285,699.48
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Solution
The fourth proportional to 512,058.84, 706,626.52 and 285,699.48 is: 394,257.09
Step by Step Solution
- Step 1: Write the proportion equation
512,058.84 : 706,626.52 = 285,699.48 : x - Step 2: Convert to fraction form
512,058.84/706,626.52 = 285,699.48/x - Step 3: Cross multiply
512,058.84x = 706,626.52 × 285,699.48 - Step 4: Simplify right side
512,058.84x = 201,882,829,318.21 - Step 5: Solve for x
x = 201,882,829,318.21/512,058.84 - Step 6: Final answer
x = 394,257.09
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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.