Finding the Fourth Proportional to 505,965.98, 758,837.18 and 146,058.62
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Solution
The fourth proportional to 505,965.98, 758,837.18 and 146,058.62 is: 219,055.65
Step by Step Solution
- Step 1: Write the proportion equation
505,965.98 : 758,837.18 = 146,058.62 : x - Step 2: Convert to fraction form
505,965.98/758,837.18 = 146,058.62/x - Step 3: Cross multiply
505,965.98x = 758,837.18 × 146,058.62 - Step 4: Simplify right side
505,965.98x = 110,834,707,886.45 - Step 5: Solve for x
x = 110,834,707,886.45/505,965.98 - Step 6: Final answer
x = 219,055.65
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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.