Finding the Fourth Proportional to 1,272,322.80, 1,908,440.40 and 325,701.68
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Solution
The fourth proportional to 1,272,322.80, 1,908,440.40 and 325,701.68 is: 488,541.31
Step by Step Solution
- Step 1: Write the proportion equation
1,272,322.80 : 1,908,440.40 = 325,701.68 : x - Step 2: Convert to fraction form
1,272,322.80/1,908,440.40 = 325,701.68/x - Step 3: Cross multiply
1,272,322.80x = 1,908,440.40 × 325,701.68 - Step 4: Simplify right side
1,272,322.80x = 621,582,244,459.87 - Step 5: Solve for x
x = 621,582,244,459.87/1,272,322.80 - Step 6: Final answer
x = 488,541.31
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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.