Finding the Fourth Proportional to 427,515.45, 589,799.85 and 246,130.08
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Solution
The fourth proportional to 427,515.45, 589,799.85 and 246,130.08 is: 339,560.79
Step by Step Solution
- Step 1: Write the proportion equation
427,515.45 : 589,799.85 = 246,130.08 : x - Step 2: Convert to fraction form
427,515.45/589,799.85 = 246,130.08/x - Step 3: Cross multiply
427,515.45x = 589,799.85 × 246,130.08 - Step 4: Simplify right side
427,515.45x = 145,167,484,264.49 - Step 5: Solve for x
x = 145,167,484,264.49/427,515.45 - Step 6: Final answer
x = 339,560.79
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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.