Finding the Fourth Proportional to 565,316.99, 779,357.99 and 450,983.67
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Solution
The fourth proportional to 565,316.99, 779,357.99 and 450,983.67 is: 621,735.65
Step by Step Solution
- Step 1: Write the proportion equation
565,316.99 : 779,357.99 = 450,983.67 : x - Step 2: Convert to fraction form
565,316.99/779,357.99 = 450,983.67/x - Step 3: Cross multiply
565,316.99x = 779,357.99 × 450,983.67 - Step 4: Simplify right side
565,316.99x = 351,477,724,319.11 - Step 5: Solve for x
x = 351,477,724,319.11/565,316.99 - Step 6: Final answer
x = 621,735.65
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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.