Finding the Fourth Proportional to 576,201.08, 864,301.60 and 155,476.94
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Solution
The fourth proportional to 576,201.08, 864,301.60 and 155,476.94 is: 233,215.40
Step by Step Solution
- Step 1: Write the proportion equation
576,201.08 : 864,301.60 = 155,476.94 : x - Step 2: Convert to fraction form
576,201.08/864,301.60 = 155,476.94/x - Step 3: Cross multiply
576,201.08x = 864,301.60 × 155,476.94 - Step 4: Simplify right side
576,201.08x = 134,378,968,005.10 - Step 5: Solve for x
x = 134,378,968,005.10/576,201.08 - Step 6: Final answer
x = 233,215.40
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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.