Finding the Fourth Proportional to 519,334.16, 716,800.68 and 304,543.42
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Solution
The fourth proportional to 519,334.16, 716,800.68 and 304,543.42 is: 420,340.02
Step by Step Solution
- Step 1: Write the proportion equation
519,334.16 : 716,800.68 = 304,543.42 : x - Step 2: Convert to fraction form
519,334.16/716,800.68 = 304,543.42/x - Step 3: Cross multiply
519,334.16x = 716,800.68 × 304,543.42 - Step 4: Simplify right side
519,334.16x = 218,296,928,753.52 - Step 5: Solve for x
x = 218,296,928,753.52/519,334.16 - Step 6: Final answer
x = 420,340.02
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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.