Finding the Fourth Proportional to 842,733.12, 1,264,219.62 and 273,931.35
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Solution
The fourth proportional to 842,733.12, 1,264,219.62 and 273,931.35 is: 410,936.01
Step by Step Solution
- Step 1: Write the proportion equation
842,733.12 : 1,264,219.62 = 273,931.35 : x - Step 2: Convert to fraction form
842,733.12/1,264,219.62 = 273,931.35/x - Step 3: Cross multiply
842,733.12x = 1,264,219.62 × 273,931.35 - Step 4: Simplify right side
842,733.12x = 346,309,387,203.09 - Step 5: Solve for x
x = 346,309,387,203.09/842,733.12 - Step 6: Final answer
x = 410,936.01
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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.