Finding the Fourth Proportional to 576,634.84, 864,582.66 and 239,909.08
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Solution
The fourth proportional to 576,634.84, 864,582.66 and 239,909.08 is: 359,709.85
Step by Step Solution
- Step 1: Write the proportion equation
576,634.84 : 864,582.66 = 239,909.08 : x - Step 2: Convert to fraction form
576,634.84/864,582.66 = 239,909.08/x - Step 3: Cross multiply
576,634.84x = 864,582.66 × 239,909.08 - Step 4: Simplify right side
576,634.84x = 207,421,230,544.55 - Step 5: Solve for x
x = 207,421,230,544.55/576,634.84 - Step 6: Final answer
x = 359,709.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.