Finding the Fourth Proportional to 858,118, 1,184,259.42 and 495,557.08
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Solution
The fourth proportional to 858,118, 1,184,259.42 and 495,557.08 is: 683,901.44
Step by Step Solution
- Step 1: Write the proportion equation
858,118 : 1,184,259.42 = 495,557.08 : x - Step 2: Convert to fraction form
858,118/1,184,259.42 = 495,557.08/x - Step 3: Cross multiply
858,118x = 1,184,259.42 × 495,557.08 - Step 4: Simplify right side
858,118x = 586,868,140,137.69 - Step 5: Solve for x
x = 586,868,140,137.69/858,118 - Step 6: Final answer
x = 683,901.44
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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.