Finding the Fourth Proportional to 725,985.44, 1,089,030 and 193,503.68
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Solution
The fourth proportional to 725,985.44, 1,089,030 and 193,503.68 is: 290,269.34
Step by Step Solution
- Step 1: Write the proportion equation
725,985.44 : 1,089,030 = 193,503.68 : x - Step 2: Convert to fraction form
725,985.44/1,089,030 = 193,503.68/x - Step 3: Cross multiply
725,985.44x = 1,089,030 × 193,503.68 - Step 4: Simplify right side
725,985.44x = 210,731,312,630.40 - Step 5: Solve for x
x = 210,731,312,630.40/725,985.44 - Step 6: Final answer
x = 290,269.34
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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.