Finding the Fourth Proportional to 939,294.84, 1,296,227.40 and 509,574.92
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Solution
The fourth proportional to 939,294.84, 1,296,227.40 and 509,574.92 is: 703,213.67
Step by Step Solution
- Step 1: Write the proportion equation
939,294.84 : 1,296,227.40 = 509,574.92 : x - Step 2: Convert to fraction form
939,294.84/1,296,227.40 = 509,574.92/x - Step 3: Cross multiply
939,294.84x = 1,296,227.40 × 509,574.92 - Step 4: Simplify right side
939,294.84x = 660,524,973,656.81 - Step 5: Solve for x
x = 660,524,973,656.81/939,294.84 - Step 6: Final answer
x = 703,213.67
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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.