Finding the Fourth Proportional to 626,536.62, 864,631.67 and 340,056.63
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Solution
The fourth proportional to 626,536.62, 864,631.67 and 340,056.63 is: 469,284.19
Step by Step Solution
- Step 1: Write the proportion equation
626,536.62 : 864,631.67 = 340,056.63 : x - Step 2: Convert to fraction form
626,536.62/864,631.67 = 340,056.63/x - Step 3: Cross multiply
626,536.62x = 864,631.67 × 340,056.63 - Step 4: Simplify right side
626,536.62x = 294,023,730,191.19 - Step 5: Solve for x
x = 294,023,730,191.19/626,536.62 - Step 6: Final answer
x = 469,284.19
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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.