Finding the Fourth Proportional to 959,331.53, 1,438,238.18 and 360,225.95
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Solution
The fourth proportional to 959,331.53, 1,438,238.18 and 360,225.95 is: 540,053.88
Step by Step Solution
- Step 1: Write the proportion equation
959,331.53 : 1,438,238.18 = 360,225.95 : x - Step 2: Convert to fraction form
959,331.53/1,438,238.18 = 360,225.95/x - Step 3: Cross multiply
959,331.53x = 1,438,238.18 × 360,225.95 - Step 4: Simplify right side
959,331.53x = 518,090,714,716.77 - Step 5: Solve for x
x = 518,090,714,716.77/959,331.53 - Step 6: Final answer
x = 540,053.88
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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.