Finding the Fourth Proportional to 462,126.97, 637,765.15 and 258,178.99
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Solution
The fourth proportional to 462,126.97, 637,765.15 and 258,178.99 is: 356,303.72
Step by Step Solution
- Step 1: Write the proportion equation
462,126.97 : 637,765.15 = 258,178.99 : x - Step 2: Convert to fraction form
462,126.97/637,765.15 = 258,178.99/x - Step 3: Cross multiply
462,126.97x = 637,765.15 × 258,178.99 - Step 4: Simplify right side
462,126.97x = 164,657,557,804.48 - Step 5: Solve for x
x = 164,657,557,804.48/462,126.97 - Step 6: Final answer
x = 356,303.72
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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.