Finding the Fourth Proportional to 674,304.36, 930,558.29 and 402,529.99
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Solution
The fourth proportional to 674,304.36, 930,558.29 and 402,529.99 is: 555,502.29
Step by Step Solution
- Step 1: Write the proportion equation
674,304.36 : 930,558.29 = 402,529.99 : x - Step 2: Convert to fraction form
674,304.36/930,558.29 = 402,529.99/x - Step 3: Cross multiply
674,304.36x = 930,558.29 × 402,529.99 - Step 4: Simplify right side
674,304.36x = 374,577,621,065.72 - Step 5: Solve for x
x = 374,577,621,065.72/674,304.36 - Step 6: Final answer
x = 555,502.29
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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.