Finding the Fourth Proportional to 454,632.98, 681,949.45 and 201,854.05
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Solution
The fourth proportional to 454,632.98, 681,949.45 and 201,854.05 is: 302,781.07
Step by Step Solution
- Step 1: Write the proportion equation
454,632.98 : 681,949.45 = 201,854.05 : x - Step 2: Convert to fraction form
454,632.98/681,949.45 = 201,854.05/x - Step 3: Cross multiply
454,632.98x = 681,949.45 × 201,854.05 - Step 4: Simplify right side
454,632.98x = 137,654,258,377.77 - Step 5: Solve for x
x = 137,654,258,377.77/454,632.98 - Step 6: Final answer
x = 302,781.07
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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.