Finding the Fourth Proportional to 694,670.63, 958,645.46 and 376,718.63
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Solution
The fourth proportional to 694,670.63, 958,645.46 and 376,718.63 is: 519,871.70
Step by Step Solution
- Step 1: Write the proportion equation
694,670.63 : 958,645.46 = 376,718.63 : x - Step 2: Convert to fraction form
694,670.63/958,645.46 = 376,718.63/x - Step 3: Cross multiply
694,670.63x = 958,645.46 × 376,718.63 - Step 4: Simplify right side
694,670.63x = 361,139,600,495.49 - Step 5: Solve for x
x = 361,139,600,495.49/694,670.63 - Step 6: Final answer
x = 519,871.70
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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.