Finding the Fourth Proportional to 1,494,809.70, 2,242,214.55 and 497,537.70
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Solution
The fourth proportional to 1,494,809.70, 2,242,214.55 and 497,537.70 is: 746,306.55
Step by Step Solution
- Step 1: Write the proportion equation
1,494,809.70 : 2,242,214.55 = 497,537.70 : x - Step 2: Convert to fraction form
1,494,809.70/2,242,214.55 = 497,537.70/x - Step 3: Cross multiply
1,494,809.70x = 2,242,214.55 × 497,537.70 - Step 4: Simplify right side
1,494,809.70x = 1,115,586,270,113.53 - Step 5: Solve for x
x = 1,115,586,270,113.53/1,494,809.70 - Step 6: Final answer
x = 746,306.55
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1.5x scale
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.