Finding the Fourth Proportional to 452,549.68, 679,110.87 and 253,000.97
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Solution
The fourth proportional to 452,549.68, 679,110.87 and 253,000.97 is: 379,661.54
Step by Step Solution
- Step 1: Write the proportion equation
452,549.68 : 679,110.87 = 253,000.97 : x - Step 2: Convert to fraction form
452,549.68/679,110.87 = 253,000.97/x - Step 3: Cross multiply
452,549.68x = 679,110.87 × 253,000.97 - Step 4: Simplify right side
452,549.68x = 171,815,708,947.41 - Step 5: Solve for x
x = 171,815,708,947.41/452,549.68 - Step 6: Final answer
x = 379,661.54
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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.