Finding the Fourth Proportional to 564,756.14, 847,134.51 and 354,541.70
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Solution
The fourth proportional to 564,756.14, 847,134.51 and 354,541.70 is: 531,812.74
Step by Step Solution
- Step 1: Write the proportion equation
564,756.14 : 847,134.51 = 354,541.70 : x - Step 2: Convert to fraction form
564,756.14/847,134.51 = 354,541.70/x - Step 3: Cross multiply
564,756.14x = 847,134.51 × 354,541.70 - Step 4: Simplify right side
564,756.14x = 300,344,509,304.07 - Step 5: Solve for x
x = 300,344,509,304.07/564,756.14 - Step 6: Final answer
x = 531,812.74
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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.