Finding the Fourth Proportional to 348,477.34, 522,575.30 and 135,132.92
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Solution
The fourth proportional to 348,477.34, 522,575.30 and 135,132.92 is: 202,644.82
Step by Step Solution
- Step 1: Write the proportion equation
348,477.34 : 522,575.30 = 135,132.92 : x - Step 2: Convert to fraction form
348,477.34/522,575.30 = 135,132.92/x - Step 3: Cross multiply
348,477.34x = 522,575.30 × 135,132.92 - Step 4: Simplify right side
348,477.34x = 70,617,126,208.88 - Step 5: Solve for x
x = 70,617,126,208.88/348,477.34 - Step 6: Final answer
x = 202,644.82
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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.