Finding the Fourth Proportional to 476,124.57, 657,029.34 and 261,259.92
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Solution
The fourth proportional to 476,124.57, 657,029.34 and 261,259.92 is: 360,526.31
Step by Step Solution
- Step 1: Write the proportion equation
476,124.57 : 657,029.34 = 261,259.92 : x - Step 2: Convert to fraction form
476,124.57/657,029.34 = 261,259.92/x - Step 3: Cross multiply
476,124.57x = 657,029.34 × 261,259.92 - Step 4: Simplify right side
476,124.57x = 171,655,432,806.05 - Step 5: Solve for x
x = 171,655,432,806.05/476,124.57 - Step 6: Final answer
x = 360,526.31
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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.