Finding the Fourth Proportional to 476,364.84, 657,386.24 and 261,506.67
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Solution
The fourth proportional to 476,364.84, 657,386.24 and 261,506.67 is: 360,880.72
Step by Step Solution
- Step 1: Write the proportion equation
476,364.84 : 657,386.24 = 261,506.67 : x - Step 2: Convert to fraction form
476,364.84/657,386.24 = 261,506.67/x - Step 3: Cross multiply
476,364.84x = 657,386.24 × 261,506.67 - Step 4: Simplify right side
476,364.84x = 171,910,886,526.22 - Step 5: Solve for x
x = 171,910,886,526.22/476,364.84 - Step 6: Final answer
x = 360,880.72
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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.