Finding the Fourth Proportional to 854,129.74, 1,178,879.25 and 710,750.02
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Solution
The fourth proportional to 854,129.74, 1,178,879.25 and 710,750.02 is: 980,984.99
Step by Step Solution
- Step 1: Write the proportion equation
854,129.74 : 1,178,879.25 = 710,750.02 : x - Step 2: Convert to fraction form
854,129.74/1,178,879.25 = 710,750.02/x - Step 3: Cross multiply
854,129.74x = 1,178,879.25 × 710,750.02 - Step 4: Simplify right side
854,129.74x = 837,888,450,515.09 - Step 5: Solve for x
x = 837,888,450,515.09/854,129.74 - Step 6: Final answer
x = 980,984.99
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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.