Finding the Fourth Proportional to 956,080.99, 1,434,275.79 and 387,497.44
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Solution
The fourth proportional to 956,080.99, 1,434,275.79 and 387,497.44 is: 581,308.70
Step by Step Solution
- Step 1: Write the proportion equation
956,080.99 : 1,434,275.79 = 387,497.44 : x - Step 2: Convert to fraction form
956,080.99/1,434,275.79 = 387,497.44/x - Step 3: Cross multiply
956,080.99x = 1,434,275.79 × 387,497.44 - Step 4: Simplify right side
956,080.99x = 555,778,196,878.98 - Step 5: Solve for x
x = 555,778,196,878.98/956,080.99 - Step 6: Final answer
x = 581,308.70
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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.