Finding the Fourth Proportional to 930,604.58, 1,396,003.95 and 256,685.99
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Solution
The fourth proportional to 930,604.58, 1,396,003.95 and 256,685.99 is: 385,055.76
Step by Step Solution
- Step 1: Write the proportion equation
930,604.58 : 1,396,003.95 = 256,685.99 : x - Step 2: Convert to fraction form
930,604.58/1,396,003.95 = 256,685.99/x - Step 3: Cross multiply
930,604.58x = 1,396,003.95 × 256,685.99 - Step 4: Simplify right side
930,604.58x = 358,334,648,969.64 - Step 5: Solve for x
x = 358,334,648,969.64/930,604.58 - Step 6: Final answer
x = 385,055.76
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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.