Finding the Fourth Proportional to 589,102.88, 812,820.84 and 347,366.48
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Solution
The fourth proportional to 589,102.88, 812,820.84 and 347,366.48 is: 479,282.52
Step by Step Solution
- Step 1: Write the proportion equation
589,102.88 : 812,820.84 = 347,366.48 : x - Step 2: Convert to fraction form
589,102.88/812,820.84 = 347,366.48/x - Step 3: Cross multiply
589,102.88x = 812,820.84 × 347,366.48 - Step 4: Simplify right side
589,102.88x = 282,346,714,061.44 - Step 5: Solve for x
x = 282,346,714,061.44/589,102.88 - Step 6: Final answer
x = 479,282.52
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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.