Finding the Fourth Proportional to 620,902.67, 930,511.74 and 283,525.07
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Solution
The fourth proportional to 620,902.67, 930,511.74 and 283,525.07 is: 424,903.00
Step by Step Solution
- Step 1: Write the proportion equation
620,902.67 : 930,511.74 = 283,525.07 : x - Step 2: Convert to fraction form
620,902.67/930,511.74 = 283,525.07/x - Step 3: Cross multiply
620,902.67x = 930,511.74 × 283,525.07 - Step 4: Simplify right side
620,902.67x = 263,823,406,219.32 - Step 5: Solve for x
x = 263,823,406,219.32/620,902.67 - Step 6: Final answer
x = 424,903.00
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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.