Finding the Fourth Proportional to 537,901.80, 806,852.70 and 360,493.80
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Solution
The fourth proportional to 537,901.80, 806,852.70 and 360,493.80 is: 540,740.70
Step by Step Solution
- Step 1: Write the proportion equation
537,901.80 : 806,852.70 = 360,493.80 : x - Step 2: Convert to fraction form
537,901.80/806,852.70 = 360,493.80/x - Step 3: Cross multiply
537,901.80x = 806,852.70 × 360,493.80 - Step 4: Simplify right side
537,901.80x = 290,865,395,863.26 - Step 5: Solve for x
x = 290,865,395,863.26/537,901.80 - Step 6: Final answer
x = 540,740.70
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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.