Finding the Fourth Proportional to 758,601.74, 1,138,462.58 and 359,241.87
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Solution
The fourth proportional to 758,601.74, 1,138,462.58 and 359,241.87 is: 539,127.98
Step by Step Solution
- Step 1: Write the proportion equation
758,601.74 : 1,138,462.58 = 359,241.87 : x - Step 2: Convert to fraction form
758,601.74/1,138,462.58 = 359,241.87/x - Step 3: Cross multiply
758,601.74x = 1,138,462.58 × 359,241.87 - Step 4: Simplify right side
758,601.74x = 408,983,426,164.23 - Step 5: Solve for x
x = 408,983,426,164.23/758,601.74 - Step 6: Final answer
x = 539,127.98
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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.