Finding the Fourth Proportional to 576,471.08, 864,239.30 and 239,763.70
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Solution
The fourth proportional to 576,471.08, 864,239.30 and 239,763.70 is: 359,451.18
Step by Step Solution
- Step 1: Write the proportion equation
576,471.08 : 864,239.30 = 239,763.70 : x - Step 2: Convert to fraction form
576,471.08/864,239.30 = 239,763.70/x - Step 3: Cross multiply
576,471.08x = 864,239.30 × 239,763.70 - Step 4: Simplify right side
576,471.08x = 207,213,212,253.41 - Step 5: Solve for x
x = 207,213,212,253.41/576,471.08 - Step 6: Final answer
x = 359,451.18
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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.