Finding the Fourth Proportional to 791,918.86, 1,187,816.33 and 223,276.99
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Solution
The fourth proportional to 791,918.86, 1,187,816.33 and 223,276.99 is: 334,898.02
Step by Step Solution
- Step 1: Write the proportion equation
791,918.86 : 1,187,816.33 = 223,276.99 : x - Step 2: Convert to fraction form
791,918.86/1,187,816.33 = 223,276.99/x - Step 3: Cross multiply
791,918.86x = 1,187,816.33 × 223,276.99 - Step 4: Simplify right side
791,918.86x = 265,212,058,720.20 - Step 5: Solve for x
x = 265,212,058,720.20/791,918.86 - Step 6: Final answer
x = 334,898.02
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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.