Finding the Fourth Proportional to 476,548.36, 657,644.29 and 258,756.91
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Solution
The fourth proportional to 476,548.36, 657,644.29 and 258,756.91 is: 357,088.63
Step by Step Solution
- Step 1: Write the proportion equation
476,548.36 : 657,644.29 = 258,756.91 : x - Step 2: Convert to fraction form
476,548.36/657,644.29 = 258,756.91/x - Step 3: Cross multiply
476,548.36x = 657,644.29 × 258,756.91 - Step 4: Simplify right side
476,548.36x = 170,170,002,068.54 - Step 5: Solve for x
x = 170,170,002,068.54/476,548.36 - Step 6: Final answer
x = 357,088.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.