Finding the Fourth Proportional to 698,529.64, 1,046,917.62 and 298,700.08
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Solution
The fourth proportional to 698,529.64, 1,046,917.62 and 298,700.08 is: 447,675.17
Step by Step Solution
- Step 1: Write the proportion equation
698,529.64 : 1,046,917.62 = 298,700.08 : x - Step 2: Convert to fraction form
698,529.64/1,046,917.62 = 298,700.08/x - Step 3: Cross multiply
698,529.64x = 1,046,917.62 × 298,700.08 - Step 4: Simplify right side
698,529.64x = 312,714,376,847.41 - Step 5: Solve for x
x = 312,714,376,847.41/698,529.64 - Step 6: Final answer
x = 447,675.17
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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.