Finding the Fourth Proportional to 559,515.44, 839,860.20 and 495,880.91
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Solution
The fourth proportional to 559,515.44, 839,860.20 and 495,880.91 is: 744,341.65
Step by Step Solution
- Step 1: Write the proportion equation
559,515.44 : 839,860.20 = 495,880.91 : x - Step 2: Convert to fraction form
559,515.44/839,860.20 = 495,880.91/x - Step 3: Cross multiply
559,515.44x = 839,860.20 × 495,880.91 - Step 4: Simplify right side
559,515.44x = 416,470,642,333.74 - Step 5: Solve for x
x = 416,470,642,333.74/559,515.44 - Step 6: Final answer
x = 744,341.65
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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.