Finding the Fourth Proportional to 626,373.41, 939,561.93 and 266,451.53
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Solution
The fourth proportional to 626,373.41, 939,561.93 and 266,451.53 is: 399,678.06
Step by Step Solution
- Step 1: Write the proportion equation
626,373.41 : 939,561.93 = 266,451.53 : x - Step 2: Convert to fraction form
626,373.41/939,561.93 = 266,451.53/x - Step 3: Cross multiply
626,373.41x = 939,561.93 × 266,451.53 - Step 4: Simplify right side
626,373.41x = 250,347,709,080.44 - Step 5: Solve for x
x = 250,347,709,080.44/626,373.41 - Step 6: Final answer
x = 399,678.06
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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.