Finding the Fourth Proportional to 552,817.91, 762,506.95 and 338,063.63
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Solution
The fourth proportional to 552,817.91, 762,506.95 and 338,063.63 is: 466,294.35
Step by Step Solution
- Step 1: Write the proportion equation
552,817.91 : 762,506.95 = 338,063.63 : x - Step 2: Convert to fraction form
552,817.91/762,506.95 = 338,063.63/x - Step 3: Cross multiply
552,817.91x = 762,506.95 × 338,063.63 - Step 4: Simplify right side
552,817.91x = 257,775,867,417.23 - Step 5: Solve for x
x = 257,775,867,417.23/552,817.91 - Step 6: Final answer
x = 466,294.35
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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.