Finding the Fourth Proportional to 867,369.93, 1,197,095.73 and 499,776.69
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Solution
The fourth proportional to 867,369.93, 1,197,095.73 and 499,776.69 is: 689,763.99
Step by Step Solution
- Step 1: Write the proportion equation
867,369.93 : 1,197,095.73 = 499,776.69 : x - Step 2: Convert to fraction form
867,369.93/1,197,095.73 = 499,776.69/x - Step 3: Cross multiply
867,369.93x = 1,197,095.73 × 499,776.69 - Step 4: Simplify right side
867,369.93x = 598,280,541,552.53 - Step 5: Solve for x
x = 598,280,541,552.53/867,369.93 - Step 6: Final answer
x = 689,763.99
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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.