Finding the Fourth Proportional to 346,323.18, 519,536.70 and 121,644.02
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Solution
The fourth proportional to 346,323.18, 519,536.70 and 121,644.02 is: 182,484.26
Step by Step Solution
- Step 1: Write the proportion equation
346,323.18 : 519,536.70 = 121,644.02 : x - Step 2: Convert to fraction form
346,323.18/519,536.70 = 121,644.02/x - Step 3: Cross multiply
346,323.18x = 519,536.70 × 121,644.02 - Step 4: Simplify right side
346,323.18x = 63,198,530,127.85 - Step 5: Solve for x
x = 63,198,530,127.85/346,323.18 - Step 6: Final answer
x = 182,484.26
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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.