Finding the Fourth Proportional to 497,719.80, 746,579.70 and 357,751.80
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Solution
The fourth proportional to 497,719.80, 746,579.70 and 357,751.80 is: 536,627.70
Step by Step Solution
- Step 1: Write the proportion equation
497,719.80 : 746,579.70 = 357,751.80 : x - Step 2: Convert to fraction form
497,719.80/746,579.70 = 357,751.80/x - Step 3: Cross multiply
497,719.80x = 746,579.70 × 357,751.80 - Step 4: Simplify right side
497,719.80x = 267,090,231,518.46 - Step 5: Solve for x
x = 267,090,231,518.46/497,719.80 - Step 6: Final answer
x = 536,627.70
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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.