Finding the Fourth Proportional to 608,567.12, 839,758.02 and 336,591.80
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Solution
The fourth proportional to 608,567.12, 839,758.02 and 336,591.80 is: 464,460.95
Step by Step Solution
- Step 1: Write the proportion equation
608,567.12 : 839,758.02 = 336,591.80 : x - Step 2: Convert to fraction form
608,567.12/839,758.02 = 336,591.80/x - Step 3: Cross multiply
608,567.12x = 839,758.02 × 336,591.80 - Step 4: Simplify right side
608,567.12x = 282,655,663,516.24 - Step 5: Solve for x
x = 282,655,663,516.24/608,567.12 - Step 6: Final answer
x = 464,460.95
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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.