Finding the Fourth Proportional to 907,431.84, 1,361,043.99 and 242,635.68
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Solution
The fourth proportional to 907,431.84, 1,361,043.99 and 242,635.68 is: 363,925.77
Step by Step Solution
- Step 1: Write the proportion equation
907,431.84 : 1,361,043.99 = 242,635.68 : x - Step 2: Convert to fraction form
907,431.84/1,361,043.99 = 242,635.68/x - Step 3: Cross multiply
907,431.84x = 1,361,043.99 × 242,635.68 - Step 4: Simplify right side
907,431.84x = 330,237,834,023.56 - Step 5: Solve for x
x = 330,237,834,023.56/907,431.84 - Step 6: Final answer
x = 363,925.77
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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.