Finding the Fourth Proportional to 454,165.12, 626,767.12 and 252,961.12
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Solution
The fourth proportional to 454,165.12, 626,767.12 and 252,961.12 is: 349,097.07
Step by Step Solution
- Step 1: Write the proportion equation
454,165.12 : 626,767.12 = 252,961.12 : x - Step 2: Convert to fraction form
454,165.12/626,767.12 = 252,961.12/x - Step 3: Cross multiply
454,165.12x = 626,767.12 × 252,961.12 - Step 4: Simplify right side
454,165.12x = 158,547,712,654.37 - Step 5: Solve for x
x = 158,547,712,654.37/454,165.12 - Step 6: Final answer
x = 349,097.07
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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.