Finding the Fourth Proportional to 266,327.71, 367,530.05 and 145,469.07
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Solution
The fourth proportional to 266,327.71, 367,530.05 and 145,469.07 is: 200,746.12
Step by Step Solution
- Step 1: Write the proportion equation
266,327.71 : 367,530.05 = 145,469.07 : x - Step 2: Convert to fraction form
266,327.71/367,530.05 = 145,469.07/x - Step 3: Cross multiply
266,327.71x = 367,530.05 × 145,469.07 - Step 4: Simplify right side
266,327.71x = 53,464,254,934.23 - Step 5: Solve for x
x = 53,464,254,934.23/266,327.71 - Step 6: Final answer
x = 200,746.12
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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.