Finding the Fourth Proportional to 936,932.84, 1,292,967.72 and 507,212.94
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Solution
The fourth proportional to 936,932.84, 1,292,967.72 and 507,212.94 is: 699,954.07
Step by Step Solution
- Step 1: Write the proportion equation
936,932.84 : 1,292,967.72 = 507,212.94 : x - Step 2: Convert to fraction form
936,932.84/1,292,967.72 = 507,212.94/x - Step 3: Cross multiply
936,932.84x = 1,292,967.72 × 507,212.94 - Step 4: Simplify right side
936,932.84x = 655,809,958,586.30 - Step 5: Solve for x
x = 655,809,958,586.30/936,932.84 - Step 6: Final answer
x = 699,954.07
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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.