Finding the Fourth Proportional to 646,531.08, 968,790.77 and 246,953.76
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Solution
The fourth proportional to 646,531.08, 968,790.77 and 246,953.76 is: 370,046.44
Step by Step Solution
- Step 1: Write the proportion equation
646,531.08 : 968,790.77 = 246,953.76 : x - Step 2: Convert to fraction form
646,531.08/968,790.77 = 246,953.76/x - Step 3: Cross multiply
646,531.08x = 968,790.77 × 246,953.76 - Step 4: Simplify right side
646,531.08x = 239,246,522,070.03 - Step 5: Solve for x
x = 239,246,522,070.03/646,531.08 - Step 6: Final answer
x = 370,046.44
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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.