Finding the Fourth Proportional to 275,340.93, 413,011.42 and 97,854.95
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Solution
The fourth proportional to 275,340.93, 413,011.42 and 97,854.95 is: 146,782.43
Step by Step Solution
- Step 1: Write the proportion equation
275,340.93 : 413,011.42 = 97,854.95 : x - Step 2: Convert to fraction form
275,340.93/413,011.42 = 97,854.95/x - Step 3: Cross multiply
275,340.93x = 413,011.42 × 97,854.95 - Step 4: Simplify right side
275,340.93x = 40,415,211,853.53 - Step 5: Solve for x
x = 40,415,211,853.53/275,340.93 - Step 6: Final answer
x = 146,782.43
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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.