Finding the Fourth Proportional to 519,041.52, 716,279.76 and 304,183.08
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Solution
The fourth proportional to 519,041.52, 716,279.76 and 304,183.08 is: 419,774.09
Step by Step Solution
- Step 1: Write the proportion equation
519,041.52 : 716,279.76 = 304,183.08 : x - Step 2: Convert to fraction form
519,041.52/716,279.76 = 304,183.08/x - Step 3: Cross multiply
519,041.52x = 716,279.76 × 304,183.08 - Step 4: Simplify right side
519,041.52x = 217,880,183,538.46 - Step 5: Solve for x
x = 217,880,183,538.46/519,041.52 - Step 6: Final answer
x = 419,774.09
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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.