Finding the Fourth Proportional to 429,220.65, 592,376.99 and 238,295.55
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Solution
The fourth proportional to 429,220.65, 592,376.99 and 238,295.55 is: 328,877.00
Step by Step Solution
- Step 1: Write the proportion equation
429,220.65 : 592,376.99 = 238,295.55 : x - Step 2: Convert to fraction form
429,220.65/592,376.99 = 238,295.55/x - Step 3: Cross multiply
429,220.65x = 592,376.99 × 238,295.55 - Step 4: Simplify right side
429,220.65x = 141,160,800,639.40 - Step 5: Solve for x
x = 141,160,800,639.40/429,220.65 - Step 6: Final answer
x = 328,877.00
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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.