Finding the Fourth Proportional to 789,053.06, 1,184,421.99 and 339,995.54
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Solution
The fourth proportional to 789,053.06, 1,184,421.99 and 339,995.54 is: 510,356.29
Step by Step Solution
- Step 1: Write the proportion equation
789,053.06 : 1,184,421.99 = 339,995.54 : x - Step 2: Convert to fraction form
789,053.06/1,184,421.99 = 339,995.54/x - Step 3: Cross multiply
789,053.06x = 1,184,421.99 × 339,995.54 - Step 4: Simplify right side
789,053.06x = 402,698,188,155.82 - Step 5: Solve for x
x = 402,698,188,155.82/789,053.06 - Step 6: Final answer
x = 510,356.29
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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.