Finding the Fourth Proportional to 540,767.13, 746,246.28 and 299,051.79
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Solution
The fourth proportional to 540,767.13, 746,246.28 and 299,051.79 is: 412,684.64
Step by Step Solution
- Step 1: Write the proportion equation
540,767.13 : 746,246.28 = 299,051.79 : x - Step 2: Convert to fraction form
540,767.13/746,246.28 = 299,051.79/x - Step 3: Cross multiply
540,767.13x = 746,246.28 × 299,051.79 - Step 4: Simplify right side
540,767.13x = 223,166,285,814.84 - Step 5: Solve for x
x = 223,166,285,814.84/540,767.13 - Step 6: Final answer
x = 412,684.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.