Finding the Fourth Proportional to 880,056.49, 1,214,339.22 and 512,594.10
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Solution
The fourth proportional to 880,056.49, 1,214,339.22 and 512,594.10 is: 707,299.05
Step by Step Solution
- Step 1: Write the proportion equation
880,056.49 : 1,214,339.22 = 512,594.10 : x - Step 2: Convert to fraction form
880,056.49/1,214,339.22 = 512,594.10/x - Step 3: Cross multiply
880,056.49x = 1,214,339.22 × 512,594.10 - Step 4: Simplify right side
880,056.49x = 622,463,114,139.65 - Step 5: Solve for x
x = 622,463,114,139.65/880,056.49 - Step 6: Final answer
x = 707,299.05
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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.