Finding the Fourth Proportional to 886,345.99, 1,329,407.59 and 246,697.70
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Solution
The fourth proportional to 886,345.99, 1,329,407.59 and 246,697.70 is: 370,015.54
Step by Step Solution
- Step 1: Write the proportion equation
886,345.99 : 1,329,407.59 = 246,697.70 : x - Step 2: Convert to fraction form
886,345.99/1,329,407.59 = 246,697.70/x - Step 3: Cross multiply
886,345.99x = 1,329,407.59 × 246,697.70 - Step 4: Simplify right side
886,345.99x = 327,961,795,492.24 - Step 5: Solve for x
x = 327,961,795,492.24/886,345.99 - Step 6: Final answer
x = 370,015.54
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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.