Finding the Fourth Proportional to 413,289.93, 570,193.43 and 270,132.51
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Solution
The fourth proportional to 413,289.93, 570,193.43 and 270,132.51 is: 372,686.99
Step by Step Solution
- Step 1: Write the proportion equation
413,289.93 : 570,193.43 = 270,132.51 : x - Step 2: Convert to fraction form
413,289.93/570,193.43 = 270,132.51/x - Step 3: Cross multiply
413,289.93x = 570,193.43 × 270,132.51 - Step 4: Simplify right side
413,289.93x = 154,027,781,080.75 - Step 5: Solve for x
x = 154,027,781,080.75/413,289.93 - Step 6: Final answer
x = 372,686.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.