Finding the Fourth Proportional to 858,270.10, 1,184,417.36 and 476,297.19
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Solution
The fourth proportional to 858,270.10, 1,184,417.36 and 476,297.19 is: 657,292.69
Step by Step Solution
- Step 1: Write the proportion equation
858,270.10 : 1,184,417.36 = 476,297.19 : x - Step 2: Convert to fraction form
858,270.10/1,184,417.36 = 476,297.19/x - Step 3: Cross multiply
858,270.10x = 1,184,417.36 × 476,297.19 - Step 4: Simplify right side
858,270.10x = 564,134,660,355.22 - Step 5: Solve for x
x = 564,134,660,355.22/858,270.10 - Step 6: Final answer
x = 657,292.69
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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.