Finding the Fourth Proportional to 949,564.68, 1,310,428.80 and 519,884.88
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Solution
The fourth proportional to 949,564.68, 1,310,428.80 and 519,884.88 is: 717,457.31
Step by Step Solution
- Step 1: Write the proportion equation
949,564.68 : 1,310,428.80 = 519,884.88 : x - Step 2: Convert to fraction form
949,564.68/1,310,428.80 = 519,884.88/x - Step 3: Cross multiply
949,564.68x = 1,310,428.80 × 519,884.88 - Step 4: Simplify right side
949,564.68x = 681,272,119,436.54 - Step 5: Solve for x
x = 681,272,119,436.54/949,564.68 - Step 6: Final answer
x = 717,457.31
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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.