Finding the Fourth Proportional to 497,522.04, 688,553.62 and 485,583.08
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Solution
The fourth proportional to 497,522.04, 688,553.62 and 485,583.08 is: 672,030.50
Step by Step Solution
- Step 1: Write the proportion equation
497,522.04 : 688,553.62 = 485,583.08 : x - Step 2: Convert to fraction form
497,522.04/688,553.62 = 485,583.08/x - Step 3: Cross multiply
497,522.04x = 688,553.62 × 485,583.08 - Step 4: Simplify right side
497,522.04x = 334,349,987,544.75 - Step 5: Solve for x
x = 334,349,987,544.75/497,522.04 - Step 6: Final answer
x = 672,030.50
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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.