Finding the Fourth Proportional to 974,125.70, 1,460,204.40 and 442,028.60
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Solution
The fourth proportional to 974,125.70, 1,460,204.40 and 442,028.60 is: 662,596.32
Step by Step Solution
- Step 1: Write the proportion equation
974,125.70 : 1,460,204.40 = 442,028.60 : x - Step 2: Convert to fraction form
974,125.70/1,460,204.40 = 442,028.60/x - Step 3: Cross multiply
974,125.70x = 1,460,204.40 × 442,028.60 - Step 4: Simplify right side
974,125.70x = 645,452,106,645.84 - Step 5: Solve for x
x = 645,452,106,645.84/974,125.70 - Step 6: Final answer
x = 662,596.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.