Finding the Fourth Proportional to 399,294.04, 598,584.08 and 146,515.88
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Solution
The fourth proportional to 399,294.04, 598,584.08 and 146,515.88 is: 219,642.83
Step by Step Solution
- Step 1: Write the proportion equation
399,294.04 : 598,584.08 = 146,515.88 : x - Step 2: Convert to fraction form
399,294.04/598,584.08 = 146,515.88/x - Step 3: Cross multiply
399,294.04x = 598,584.08 × 146,515.88 - Step 4: Simplify right side
399,294.04x = 87,702,073,235.19 - Step 5: Solve for x
x = 87,702,073,235.19/399,294.04 - Step 6: Final answer
x = 219,642.83
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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.