Finding the Fourth Proportional to 450,316.73, 676,247.84 and 399,829.84
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Solution
The fourth proportional to 450,316.73, 676,247.84 and 399,829.84 is: 600,430.87
Step by Step Solution
- Step 1: Write the proportion equation
450,316.73 : 676,247.84 = 399,829.84 : x - Step 2: Convert to fraction form
450,316.73/676,247.84 = 399,829.84/x - Step 3: Cross multiply
450,316.73x = 676,247.84 × 399,829.84 - Step 4: Simplify right side
450,316.73x = 270,384,065,667.55 - Step 5: Solve for x
x = 270,384,065,667.55/450,316.73 - Step 6: Final answer
x = 600,430.87
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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.