Finding the Fourth Proportional to 948,242.76, 1,307,510.87 and 603,532.68
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Solution
The fourth proportional to 948,242.76, 1,307,510.87 and 603,532.68 is: 832,197.80
Step by Step Solution
- Step 1: Write the proportion equation
948,242.76 : 1,307,510.87 = 603,532.68 : x - Step 2: Convert to fraction form
948,242.76/1,307,510.87 = 603,532.68/x - Step 3: Cross multiply
948,242.76x = 1,307,510.87 × 603,532.68 - Step 4: Simplify right side
948,242.76x = 789,125,536,482.57 - Step 5: Solve for x
x = 789,125,536,482.57/948,242.76 - Step 6: Final answer
x = 832,197.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.