Finding the Fourth Proportional to 482,183.40, 723,395.36 and 340,305.81
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Solution
The fourth proportional to 482,183.40, 723,395.36 and 340,305.81 is: 510,543.59
Step by Step Solution
- Step 1: Write the proportion equation
482,183.40 : 723,395.36 = 340,305.81 : x - Step 2: Convert to fraction form
482,183.40/723,395.36 = 340,305.81/x - Step 3: Cross multiply
482,183.40x = 723,395.36 × 340,305.81 - Step 4: Simplify right side
482,183.40x = 246,175,641,275.79 - Step 5: Solve for x
x = 246,175,641,275.79/482,183.40 - Step 6: Final answer
x = 510,543.59
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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.