Finding the Fourth Proportional to 633,459.63, 873,931.05 and 361,542.63
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Solution
The fourth proportional to 633,459.63, 873,931.05 and 361,542.63 is: 498,790.00
Step by Step Solution
- Step 1: Write the proportion equation
633,459.63 : 873,931.05 = 361,542.63 : x - Step 2: Convert to fraction form
633,459.63/873,931.05 = 361,542.63/x - Step 3: Cross multiply
633,459.63x = 873,931.05 × 361,542.63 - Step 4: Simplify right side
633,459.63x = 315,963,330,255.66 - Step 5: Solve for x
x = 315,963,330,255.66/633,459.63 - Step 6: Final answer
x = 498,790.00
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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.