Finding the Fourth Proportional to 427,054.41, 589,338.63 and 236,070.99
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Solution
The fourth proportional to 427,054.41, 589,338.63 and 236,070.99 is: 325,779.93
Step by Step Solution
- Step 1: Write the proportion equation
427,054.41 : 589,338.63 = 236,070.99 : x - Step 2: Convert to fraction form
427,054.41/589,338.63 = 236,070.99/x - Step 3: Cross multiply
427,054.41x = 589,338.63 × 236,070.99 - Step 4: Simplify right side
427,054.41x = 139,125,753,829.34 - Step 5: Solve for x
x = 139,125,753,829.34/427,054.41 - Step 6: Final answer
x = 325,779.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.