Finding the Fourth Proportional to 328,353.18, 492,038.58 and 297,246.75
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Solution
The fourth proportional to 328,353.18, 492,038.58 and 297,246.75 is: 445,425.47
Step by Step Solution
- Step 1: Write the proportion equation
328,353.18 : 492,038.58 = 297,246.75 : x - Step 2: Convert to fraction form
328,353.18/492,038.58 = 297,246.75/x - Step 3: Cross multiply
328,353.18x = 492,038.58 × 297,246.75 - Step 4: Simplify right side
328,353.18x = 146,256,868,779.62 - Step 5: Solve for x
x = 146,256,868,779.62/328,353.18 - Step 6: Final answer
x = 445,425.47
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1.5x scale
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.