Finding the Fourth Proportional to 598,750.20, 898,125.30 and 543,637.80
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Solution
The fourth proportional to 598,750.20, 898,125.30 and 543,637.80 is: 815,456.70
Step by Step Solution
- Step 1: Write the proportion equation
598,750.20 : 898,125.30 = 543,637.80 : x - Step 2: Convert to fraction form
598,750.20/898,125.30 = 543,637.80/x - Step 3: Cross multiply
598,750.20x = 898,125.30 × 543,637.80 - Step 4: Simplify right side
598,750.20x = 488,254,862,216.34 - Step 5: Solve for x
x = 488,254,862,216.34/598,750.20 - Step 6: Final answer
x = 815,456.70
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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.