Finding the Fourth Proportional to 620,903.67, 930,513.24 and 283,526.07
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Solution
The fourth proportional to 620,903.67, 930,513.24 and 283,526.07 is: 424,904.50
Step by Step Solution
- Step 1: Write the proportion equation
620,903.67 : 930,513.24 = 283,526.07 : x - Step 2: Convert to fraction form
620,903.67/930,513.24 = 283,526.07/x - Step 3: Cross multiply
620,903.67x = 930,513.24 × 283,526.07 - Step 4: Simplify right side
620,903.67x = 263,824,762,020.17 - Step 5: Solve for x
x = 263,824,762,020.17/620,903.67 - Step 6: Final answer
x = 424,904.50
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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.