Finding the Fourth Proportional to 349,758.13, 523,551.17 and 189,435.87
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Solution
The fourth proportional to 349,758.13, 523,551.17 and 189,435.87 is: 283,565.59
Step by Step Solution
- Step 1: Write the proportion equation
349,758.13 : 523,551.17 = 189,435.87 : x - Step 2: Convert to fraction form
349,758.13/523,551.17 = 189,435.87/x - Step 3: Cross multiply
349,758.13x = 523,551.17 × 189,435.87 - Step 4: Simplify right side
349,758.13x = 99,179,370,431.29 - Step 5: Solve for x
x = 99,179,370,431.29/349,758.13 - Step 6: Final answer
x = 283,565.59
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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.