Finding the Fourth Proportional to 463,297.66, 639,351.03 and 259,348.99
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Solution
The fourth proportional to 463,297.66, 639,351.03 and 259,348.99 is: 357,901.75
Step by Step Solution
- Step 1: Write the proportion equation
463,297.66 : 639,351.03 = 259,348.99 : x - Step 2: Convert to fraction form
463,297.66/639,351.03 = 259,348.99/x - Step 3: Cross multiply
463,297.66x = 639,351.03 × 259,348.99 - Step 4: Simplify right side
463,297.66x = 165,815,043,885.96 - Step 5: Solve for x
x = 165,815,043,885.96/463,297.66 - Step 6: Final answer
x = 357,901.75
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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.