Finding the Fourth Proportional to 475,132.21, 655,682.58 and 260,279.92
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Solution
The fourth proportional to 475,132.21, 655,682.58 and 260,279.92 is: 359,186.35
Step by Step Solution
- Step 1: Write the proportion equation
475,132.21 : 655,682.58 = 260,279.92 : x - Step 2: Convert to fraction form
475,132.21/655,682.58 = 260,279.92/x - Step 3: Cross multiply
475,132.21x = 655,682.58 × 260,279.92 - Step 4: Simplify right side
475,132.21x = 170,661,006,599.18 - Step 5: Solve for x
x = 170,661,006,599.18/475,132.21 - Step 6: Final answer
x = 359,186.35
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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.