Finding the Fourth Proportional to 803,404.64, 1,205,101.74 and 204,360.68
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Solution
The fourth proportional to 803,404.64, 1,205,101.74 and 204,360.68 is: 306,539.69
Step by Step Solution
- Step 1: Write the proportion equation
803,404.64 : 1,205,101.74 = 204,360.68 : x - Step 2: Convert to fraction form
803,404.64/1,205,101.74 = 204,360.68/x - Step 3: Cross multiply
803,404.64x = 1,205,101.74 × 204,360.68 - Step 4: Simplify right side
803,404.64x = 246,275,411,055.58 - Step 5: Solve for x
x = 246,275,411,055.58/803,404.64 - Step 6: Final answer
x = 306,539.69
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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.