Finding the Fourth Proportional to 359,821.04, 539,733.42 and 149,459.18
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Solution
The fourth proportional to 359,821.04, 539,733.42 and 149,459.18 is: 224,189.54
Step by Step Solution
- Step 1: Write the proportion equation
359,821.04 : 539,733.42 = 149,459.18 : x - Step 2: Convert to fraction form
359,821.04/539,733.42 = 149,459.18/x - Step 3: Cross multiply
359,821.04x = 539,733.42 × 149,459.18 - Step 4: Simplify right side
359,821.04x = 80,668,115,721.13 - Step 5: Solve for x
x = 80,668,115,721.13/359,821.04 - Step 6: Final answer
x = 224,189.54
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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.