Finding the Fourth Proportional to 976,289.39, 1,464,391.25 and 266,315.08
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Solution
The fourth proportional to 976,289.39, 1,464,391.25 and 266,315.08 is: 399,460.94
Step by Step Solution
- Step 1: Write the proportion equation
976,289.39 : 1,464,391.25 = 266,315.08 : x - Step 2: Convert to fraction form
976,289.39/1,464,391.25 = 266,315.08/x - Step 3: Cross multiply
976,289.39x = 1,464,391.25 × 266,315.08 - Step 4: Simplify right side
976,289.39x = 389,989,472,895.05 - Step 5: Solve for x
x = 389,989,472,895.05/976,289.39 - Step 6: Final answer
x = 399,460.94
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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.