Finding the Fourth Proportional to 730,447.68, 1,095,726.53 and 218,072.31
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Solution
The fourth proportional to 730,447.68, 1,095,726.53 and 218,072.31 is: 327,124.89
Step by Step Solution
- Step 1: Write the proportion equation
730,447.68 : 1,095,726.53 = 218,072.31 : x - Step 2: Convert to fraction form
730,447.68/1,095,726.53 = 218,072.31/x - Step 3: Cross multiply
730,447.68x = 1,095,726.53 × 218,072.31 - Step 4: Simplify right side
730,447.68x = 238,947,615,525.38 - Step 5: Solve for x
x = 238,947,615,525.38/730,447.68 - Step 6: Final answer
x = 327,124.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.