Finding the Fourth Proportional to 936,832.71, 1,292,828.07 and 507,112.71
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Solution
The fourth proportional to 936,832.71, 1,292,828.07 and 507,112.71 is: 699,814.96
Step by Step Solution
- Step 1: Write the proportion equation
936,832.71 : 1,292,828.07 = 507,112.71 : x - Step 2: Convert to fraction form
936,832.71/1,292,828.07 = 507,112.71/x - Step 3: Cross multiply
936,832.71x = 1,292,828.07 × 507,112.71 - Step 4: Simplify right side
936,832.71x = 655,609,546,141.77 - Step 5: Solve for x
x = 655,609,546,141.77/936,832.71 - Step 6: Final answer
x = 699,814.96
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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.