Finding the Fourth Proportional to 753,368.70, 1,039,713.09 and 426,740.00
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Solution
The fourth proportional to 753,368.70, 1,039,713.09 and 426,740.00 is: 588,937.61
Step by Step Solution
- Step 1: Write the proportion equation
753,368.70 : 1,039,713.09 = 426,740.00 : x - Step 2: Convert to fraction form
753,368.70/1,039,713.09 = 426,740.00/x - Step 3: Cross multiply
753,368.70x = 1,039,713.09 × 426,740.00 - Step 4: Simplify right side
753,368.70x = 443,687,158,828.04 - Step 5: Solve for x
x = 443,687,158,828.04/753,368.70 - Step 6: Final answer
x = 588,937.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.