Finding the Fourth Proportional to 416,994.56, 626,358.36 and 337,122.80
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Solution
The fourth proportional to 416,994.56, 626,358.36 and 337,122.80 is: 506,384.75
Step by Step Solution
- Step 1: Write the proportion equation
416,994.56 : 626,358.36 = 337,122.80 : x - Step 2: Convert to fraction form
416,994.56/626,358.36 = 337,122.80/x - Step 3: Cross multiply
416,994.56x = 626,358.36 × 337,122.80 - Step 4: Simplify right side
416,994.56x = 211,159,684,126.61 - Step 5: Solve for x
x = 211,159,684,126.61/416,994.56 - Step 6: Final answer
x = 506,384.75
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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.