Finding the Fourth Proportional to 530,973.16, 796,445.17 and 131,605.09
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Solution
The fourth proportional to 530,973.16, 796,445.17 and 131,605.09 is: 197,404.02
Step by Step Solution
- Step 1: Write the proportion equation
530,973.16 : 796,445.17 = 131,605.09 : x - Step 2: Convert to fraction form
530,973.16/796,445.17 = 131,605.09/x - Step 3: Cross multiply
530,973.16x = 796,445.17 × 131,605.09 - Step 4: Simplify right side
530,973.16x = 104,816,235,957.79 - Step 5: Solve for x
x = 104,816,235,957.79/530,973.16 - Step 6: Final answer
x = 197,404.02
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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.