Finding the Fourth Proportional to 570,502.08, 855,286.56 and 215,313.84
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Solution
The fourth proportional to 570,502.08, 855,286.56 and 215,313.84 is: 322,794.68
Step by Step Solution
- Step 1: Write the proportion equation
570,502.08 : 855,286.56 = 215,313.84 : x - Step 2: Convert to fraction form
570,502.08/855,286.56 = 215,313.84/x - Step 3: Cross multiply
570,502.08x = 855,286.56 × 215,313.84 - Step 4: Simplify right side
570,502.08x = 184,155,033,533.99 - Step 5: Solve for x
x = 184,155,033,533.99/570,502.08 - Step 6: Final answer
x = 322,794.68
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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.