Finding the Fourth Proportional to 844,982.90, 1,267,474.35 and 808,579.70
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Solution
The fourth proportional to 844,982.90, 1,267,474.35 and 808,579.70 is: 1,212,869.55
Step by Step Solution
- Step 1: Write the proportion equation
844,982.90 : 1,267,474.35 = 808,579.70 : x - Step 2: Convert to fraction form
844,982.90/1,267,474.35 = 808,579.70/x - Step 3: Cross multiply
844,982.90x = 1,267,474.35 × 808,579.70 - Step 4: Simplify right side
844,982.90x = 1,024,854,029,680.70 - Step 5: Solve for x
x = 1,024,854,029,680.70/844,982.90 - Step 6: Final answer
x = 1,212,869.55
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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.