Finding the Fourth Proportional to 348,207.95, 522,312.09 and 229,851.62
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Solution
The fourth proportional to 348,207.95, 522,312.09 and 229,851.62 is: 344,777.55
Step by Step Solution
- Step 1: Write the proportion equation
348,207.95 : 522,312.09 = 229,851.62 : x - Step 2: Convert to fraction form
348,207.95/522,312.09 = 229,851.62/x - Step 3: Cross multiply
348,207.95x = 522,312.09 × 229,851.62 - Step 4: Simplify right side
348,207.95x = 120,054,281,337.87 - Step 5: Solve for x
x = 120,054,281,337.87/348,207.95 - Step 6: Final answer
x = 344,777.55
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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.