Finding the Fourth Proportional to 349,304.40, 524,323.08 and 309,577.68
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Solution
The fourth proportional to 349,304.40, 524,323.08 and 309,577.68 is: 464,691.32
Step by Step Solution
- Step 1: Write the proportion equation
349,304.40 : 524,323.08 = 309,577.68 : x - Step 2: Convert to fraction form
349,304.40/524,323.08 = 309,577.68/x - Step 3: Cross multiply
349,304.40x = 524,323.08 × 309,577.68 - Step 4: Simplify right side
349,304.40x = 162,318,722,676.85 - Step 5: Solve for x
x = 162,318,722,676.85/349,304.40 - Step 6: Final answer
x = 464,691.32
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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.