Finding the Fourth Proportional to 270,351.68, 373,070.27 and 149,485.70
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Solution
The fourth proportional to 270,351.68, 373,070.27 and 149,485.70 is: 206,281.95
Step by Step Solution
- Step 1: Write the proportion equation
270,351.68 : 373,070.27 = 149,485.70 : x - Step 2: Convert to fraction form
270,351.68/373,070.27 = 149,485.70/x - Step 3: Cross multiply
270,351.68x = 373,070.27 × 149,485.70 - Step 4: Simplify right side
270,351.68x = 55,768,671,766.53 - Step 5: Solve for x
x = 55,768,671,766.53/270,351.68 - Step 6: Final answer
x = 206,281.95
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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.