Finding the Fourth Proportional to 604,658.40, 835,579.44 and 453,492.96
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Solution
The fourth proportional to 604,658.40, 835,579.44 and 453,492.96 is: 626,683.42
Step by Step Solution
- Step 1: Write the proportion equation
604,658.40 : 835,579.44 = 453,492.96 : x - Step 2: Convert to fraction form
604,658.40/835,579.44 = 453,492.96/x - Step 3: Cross multiply
604,658.40x = 835,579.44 × 453,492.96 - Step 4: Simplify right side
604,658.40x = 378,929,393,560.74 - Step 5: Solve for x
x = 378,929,393,560.74/604,658.40 - Step 6: Final answer
x = 626,683.42
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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.