Finding the Fourth Proportional to 834,073.34, 1,251,110.14 and 202,987.15
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Solution
The fourth proportional to 834,073.34, 1,251,110.14 and 202,987.15 is: 304,480.76
Step by Step Solution
- Step 1: Write the proportion equation
834,073.34 : 1,251,110.14 = 202,987.15 : x - Step 2: Convert to fraction form
834,073.34/1,251,110.14 = 202,987.15/x - Step 3: Cross multiply
834,073.34x = 1,251,110.14 × 202,987.15 - Step 4: Simplify right side
834,073.34x = 253,959,281,654.70 - Step 5: Solve for x
x = 253,959,281,654.70/834,073.34 - Step 6: Final answer
x = 304,480.76
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1.5x scale
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.