Finding the Fourth Proportional to 620,354.94, 930,528.99 and 241,539.20
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Solution
The fourth proportional to 620,354.94, 930,528.99 and 241,539.20 is: 362,307.46
Step by Step Solution
- Step 1: Write the proportion equation
620,354.94 : 930,528.99 = 241,539.20 : x - Step 2: Convert to fraction form
620,354.94/930,528.99 = 241,539.20/x - Step 3: Cross multiply
620,354.94x = 930,528.99 × 241,539.20 - Step 4: Simplify right side
620,354.94x = 224,759,223,168.76 - Step 5: Solve for x
x = 224,759,223,168.76/620,354.94 - Step 6: Final answer
x = 362,307.46
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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.