Finding the Fourth Proportional to 475,102.56, 712,564.74 and 238,381.68
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Solution
The fourth proportional to 475,102.56, 712,564.74 and 238,381.68 is: 357,527.81
Step by Step Solution
- Step 1: Write the proportion equation
475,102.56 : 712,564.74 = 238,381.68 : x - Step 2: Convert to fraction form
475,102.56/712,564.74 = 238,381.68/x - Step 3: Cross multiply
475,102.56x = 712,564.74 × 238,381.68 - Step 4: Simplify right side
475,102.56x = 169,862,379,829.96 - Step 5: Solve for x
x = 169,862,379,829.96/475,102.56 - Step 6: Final answer
x = 357,527.81
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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.