Finding the Fourth Proportional to 605,521.08, 908,424.36 and 339,465.24
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Solution
The fourth proportional to 605,521.08, 908,424.36 and 339,465.24 is: 509,277.88
Step by Step Solution
- Step 1: Write the proportion equation
605,521.08 : 908,424.36 = 339,465.24 : x - Step 2: Convert to fraction form
605,521.08/908,424.36 = 339,465.24/x - Step 3: Cross multiply
605,521.08x = 908,424.36 × 339,465.24 - Step 4: Simplify right side
605,521.08x = 308,378,493,389.25 - Step 5: Solve for x
x = 308,378,493,389.25/605,521.08 - Step 6: Final answer
x = 509,277.88
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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.