Finding the Fourth Proportional to 629,482.62, 943,536.93 and 309,854.46
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Solution
The fourth proportional to 629,482.62, 943,536.93 and 309,854.46 is: 464,443.52
Step by Step Solution
- Step 1: Write the proportion equation
629,482.62 : 943,536.93 = 309,854.46 : x - Step 2: Convert to fraction form
629,482.62/943,536.93 = 309,854.46/x - Step 3: Cross multiply
629,482.62x = 943,536.93 × 309,854.46 - Step 4: Simplify right side
629,482.62x = 292,359,125,935.21 - Step 5: Solve for x
x = 292,359,125,935.21/629,482.62 - Step 6: Final answer
x = 464,443.52
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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.