Finding the Fourth Proportional to 637,660.10, 879,937.21 and 365,714.02
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Solution
The fourth proportional to 637,660.10, 879,937.21 and 365,714.02 is: 504,666.00
Step by Step Solution
- Step 1: Write the proportion equation
637,660.10 : 879,937.21 = 365,714.02 : x - Step 2: Convert to fraction form
637,660.10/879,937.21 = 365,714.02/x - Step 3: Cross multiply
637,660.10x = 879,937.21 × 365,714.02 - Step 4: Simplify right side
637,660.10x = 321,805,374,416.68 - Step 5: Solve for x
x = 321,805,374,416.68/637,660.10 - Step 6: Final answer
x = 504,666.00
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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.