Finding the Fourth Proportional to 702,385.99, 969,292.65 and 380,096.09
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Solution
The fourth proportional to 702,385.99, 969,292.65 and 380,096.09 is: 524,532.59
Step by Step Solution
- Step 1: Write the proportion equation
702,385.99 : 969,292.65 = 380,096.09 : x - Step 2: Convert to fraction form
702,385.99/969,292.65 = 380,096.09/x - Step 3: Cross multiply
702,385.99x = 969,292.65 × 380,096.09 - Step 4: Simplify right side
702,385.99x = 368,424,341,484.28 - Step 5: Solve for x
x = 368,424,341,484.28/702,385.99 - Step 6: Final answer
x = 524,532.59
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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.