Finding the Fourth Proportional to 413,909.07, 620,344.44 and 176,973.63
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Solution
The fourth proportional to 413,909.07, 620,344.44 and 176,973.63 is: 265,238.47
Step by Step Solution
- Step 1: Write the proportion equation
413,909.07 : 620,344.44 = 176,973.63 : x - Step 2: Convert to fraction form
413,909.07/620,344.44 = 176,973.63/x - Step 3: Cross multiply
413,909.07x = 620,344.44 × 176,973.63 - Step 4: Simplify right side
413,909.07x = 109,784,607,397.12 - Step 5: Solve for x
x = 109,784,607,397.12/413,909.07 - Step 6: Final answer
x = 265,238.47
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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.