Finding the Fourth Proportional to 349,830.09, 524,743.35 and 136,619.65
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Solution
The fourth proportional to 349,830.09, 524,743.35 and 136,619.65 is: 204,928.78
Step by Step Solution
- Step 1: Write the proportion equation
349,830.09 : 524,743.35 = 136,619.65 : x - Step 2: Convert to fraction form
349,830.09/524,743.35 = 136,619.65/x - Step 3: Cross multiply
349,830.09x = 524,743.35 × 136,619.65 - Step 4: Simplify right side
349,830.09x = 71,690,252,798.88 - Step 5: Solve for x
x = 71,690,252,798.88/349,830.09 - Step 6: Final answer
x = 204,928.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.