Finding the Fourth Proportional to 858,241.23, 1,184,383.58 and 476,303.55
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Solution
The fourth proportional to 858,241.23, 1,184,383.58 and 476,303.55 is: 657,304.82
Step by Step Solution
- Step 1: Write the proportion equation
858,241.23 : 1,184,383.58 = 476,303.55 : x - Step 2: Convert to fraction form
858,241.23/1,184,383.58 = 476,303.55/x - Step 3: Cross multiply
858,241.23x = 1,184,383.58 × 476,303.55 - Step 4: Simplify right side
858,241.23x = 564,126,101,334.19 - Step 5: Solve for x
x = 564,126,101,334.19/858,241.23 - Step 6: Final answer
x = 657,304.82
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1.5x scale
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.