Finding the Fourth Proportional to 505,659.17, 758,386.08 and 185,701.07
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Solution
The fourth proportional to 505,659.17, 758,386.08 and 185,701.07 is: 278,513.89
Step by Step Solution
- Step 1: Write the proportion equation
505,659.17 : 758,386.08 = 185,701.07 : x - Step 2: Convert to fraction form
505,659.17/758,386.08 = 185,701.07/x - Step 3: Cross multiply
505,659.17x = 758,386.08 × 185,701.07 - Step 4: Simplify right side
505,659.17x = 140,833,102,737.18 - Step 5: Solve for x
x = 140,833,102,737.18/505,659.17 - Step 6: Final answer
x = 278,513.89
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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.