Finding the Fourth Proportional to 893,513.70, 1,340,270.55 and 716,366.70
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Solution
The fourth proportional to 893,513.70, 1,340,270.55 and 716,366.70 is: 1,074,550.05
Step by Step Solution
- Step 1: Write the proportion equation
893,513.70 : 1,340,270.55 = 716,366.70 : x - Step 2: Convert to fraction form
893,513.70/1,340,270.55 = 716,366.70/x - Step 3: Cross multiply
893,513.70x = 1,340,270.55 × 716,366.70 - Step 4: Simplify right side
893,513.70x = 960,125,191,010.69 - Step 5: Solve for x
x = 960,125,191,010.69/893,513.70 - Step 6: Final answer
x = 1,074,550.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.