Finding the Fourth Proportional to 270,783.98, 373,683.39 and 149,929.10
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Solution
The fourth proportional to 270,783.98, 373,683.39 and 149,929.10 is: 206,902.99
Step by Step Solution
- Step 1: Write the proportion equation
270,783.98 : 373,683.39 = 149,929.10 : x - Step 2: Convert to fraction form
270,783.98/373,683.39 = 149,929.10/x - Step 3: Cross multiply
270,783.98x = 373,683.39 × 149,929.10 - Step 4: Simplify right side
270,783.98x = 56,026,014,347.65 - Step 5: Solve for x
x = 56,026,014,347.65/270,783.98 - Step 6: Final answer
x = 206,902.99
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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.