Finding the Fourth Proportional to 955,987.83, 1,434,029.38 and 272,975.99
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Solution
The fourth proportional to 955,987.83, 1,434,029.38 and 272,975.99 is: 409,477.58
Step by Step Solution
- Step 1: Write the proportion equation
955,987.83 : 1,434,029.38 = 272,975.99 : x - Step 2: Convert to fraction form
955,987.83/1,434,029.38 = 272,975.99/x - Step 3: Cross multiply
955,987.83x = 1,434,029.38 × 272,975.99 - Step 4: Simplify right side
955,987.83x = 391,455,581,842.00 - Step 5: Solve for x
x = 391,455,581,842.00/955,987.83 - Step 6: Final answer
x = 409,477.58
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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.