Finding the Fourth Proportional to 432,352.71, 596,656.80 and 271,214.55
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Solution
The fourth proportional to 432,352.71, 596,656.80 and 271,214.55 is: 374,282.39
Step by Step Solution
- Step 1: Write the proportion equation
432,352.71 : 596,656.80 = 271,214.55 : x - Step 2: Convert to fraction form
432,352.71/596,656.80 = 271,214.55/x - Step 3: Cross multiply
432,352.71x = 596,656.80 × 271,214.55 - Step 4: Simplify right side
432,352.71x = 161,822,005,516.44 - Step 5: Solve for x
x = 161,822,005,516.44/432,352.71 - Step 6: Final answer
x = 374,282.39
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1.5x scale
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.