Finding the Fourth Proportional to 295,281.40, 442,922.10 and 293,531.80
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Solution
The fourth proportional to 295,281.40, 442,922.10 and 293,531.80 is: 440,297.70
Step by Step Solution
- Step 1: Write the proportion equation
295,281.40 : 442,922.10 = 293,531.80 : x - Step 2: Convert to fraction form
295,281.40/442,922.10 = 293,531.80/x - Step 3: Cross multiply
295,281.40x = 442,922.10 × 293,531.80 - Step 4: Simplify right side
295,281.40x = 130,011,721,272.78 - Step 5: Solve for x
x = 130,011,721,272.78/295,281.40 - Step 6: Final answer
x = 440,297.70
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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.