Finding the Fourth Proportional to 434,297.30, 651,533.02 and 149,998.28
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Solution
The fourth proportional to 434,297.30, 651,533.02 and 149,998.28 is: 225,027.49
Step by Step Solution
- Step 1: Write the proportion equation
434,297.30 : 651,533.02 = 149,998.28 : x - Step 2: Convert to fraction form
434,297.30/651,533.02 = 149,998.28/x - Step 3: Cross multiply
434,297.30x = 651,533.02 × 149,998.28 - Step 4: Simplify right side
434,297.30x = 97,728,832,363.21 - Step 5: Solve for x
x = 97,728,832,363.21/434,297.30 - Step 6: Final answer
x = 225,027.49
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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.