Finding the Fourth Proportional to 354,263.93, 488,866.55 and 201,281.91
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Solution
The fourth proportional to 354,263.93, 488,866.55 and 201,281.91 is: 277,758.99
Step by Step Solution
- Step 1: Write the proportion equation
354,263.93 : 488,866.55 = 201,281.91 : x - Step 2: Convert to fraction form
354,263.93/488,866.55 = 201,281.91/x - Step 3: Cross multiply
354,263.93x = 488,866.55 × 201,281.91 - Step 4: Simplify right side
354,263.93x = 98,399,992,919.11 - Step 5: Solve for x
x = 98,399,992,919.11/354,263.93 - Step 6: Final answer
x = 277,758.99
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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.