Finding the Fourth Proportional to 626,517.48, 864,594.99 and 340,037.57
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Solution
The fourth proportional to 626,517.48, 864,594.99 and 340,037.57 is: 469,252.31
Step by Step Solution
- Step 1: Write the proportion equation
626,517.48 : 864,594.99 = 340,037.57 : x - Step 2: Convert to fraction form
626,517.48/864,594.99 = 340,037.57/x - Step 3: Cross multiply
626,517.48x = 864,594.99 × 340,037.57 - Step 4: Simplify right side
626,517.48x = 293,994,778,207.23 - Step 5: Solve for x
x = 293,994,778,207.23/626,517.48 - Step 6: Final answer
x = 469,252.31
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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.