Finding the Fourth Proportional to 353,763.33, 488,202.15 and 192,627.21
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Solution
The fourth proportional to 353,763.33, 488,202.15 and 192,627.21 is: 265,830.32
Step by Step Solution
- Step 1: Write the proportion equation
353,763.33 : 488,202.15 = 192,627.21 : x - Step 2: Convert to fraction form
353,763.33/488,202.15 = 192,627.21/x - Step 3: Cross multiply
353,763.33x = 488,202.15 × 192,627.21 - Step 4: Simplify right side
353,763.33x = 94,041,018,070.50 - Step 5: Solve for x
x = 94,041,018,070.50/353,763.33 - Step 6: Final answer
x = 265,830.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.