Finding the Fourth Proportional to 576,056.36, 864,083.57 and 238,871.99
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Solution
The fourth proportional to 576,056.36, 864,083.57 and 238,871.99 is: 358,307.58
Step by Step Solution
- Step 1: Write the proportion equation
576,056.36 : 864,083.57 = 238,871.99 : x - Step 2: Convert to fraction form
576,056.36/864,083.57 = 238,871.99/x - Step 3: Cross multiply
576,056.36x = 864,083.57 × 238,871.99 - Step 4: Simplify right side
576,056.36x = 206,405,356,377.43 - Step 5: Solve for x
x = 206,405,356,377.43/576,056.36 - Step 6: Final answer
x = 358,307.58
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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.