Finding the Fourth Proportional to 989,289.26, 1,484,052.75 and 349,461.62
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Solution
The fourth proportional to 989,289.26, 1,484,052.75 and 349,461.62 is: 524,234.42
Step by Step Solution
- Step 1: Write the proportion equation
989,289.26 : 1,484,052.75 = 349,461.62 : x - Step 2: Convert to fraction form
989,289.26/1,484,052.75 = 349,461.62/x - Step 3: Cross multiply
989,289.26x = 1,484,052.75 × 349,461.62 - Step 4: Simplify right side
989,289.26x = 518,619,478,180.46 - Step 5: Solve for x
x = 518,619,478,180.46/989,289.26 - Step 6: Final answer
x = 524,234.42
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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.