Finding the Fourth Proportional to 725,267.08, 1,087,900.41 and 226,631.08
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Solution
The fourth proportional to 725,267.08, 1,087,900.41 and 226,631.08 is: 339,946.55
Step by Step Solution
- Step 1: Write the proportion equation
725,267.08 : 1,087,900.41 = 226,631.08 : x - Step 2: Convert to fraction form
725,267.08/1,087,900.41 = 226,631.08/x - Step 3: Cross multiply
725,267.08x = 1,087,900.41 × 226,631.08 - Step 4: Simplify right side
725,267.08x = 246,552,039,411.24 - Step 5: Solve for x
x = 246,552,039,411.24/725,267.08 - Step 6: Final answer
x = 339,946.55
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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.