Finding the Fourth Proportional to 513,447.68, 770,173.68 and 337,070.72
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Solution
The fourth proportional to 513,447.68, 770,173.68 and 337,070.72 is: 505,607.50
Step by Step Solution
- Step 1: Write the proportion equation
513,447.68 : 770,173.68 = 337,070.72 : x - Step 2: Convert to fraction form
513,447.68/770,173.68 = 337,070.72/x - Step 3: Cross multiply
513,447.68x = 770,173.68 × 337,070.72 - Step 4: Simplify right side
513,447.68x = 259,602,996,842.65 - Step 5: Solve for x
x = 259,602,996,842.65/513,447.68 - Step 6: Final answer
x = 505,607.50
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1.5x scale
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.