Finding the Fourth Proportional to 477,817.74, 716,726.57 and 122,832.09
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Solution
The fourth proportional to 477,817.74, 716,726.57 and 122,832.09 is: 184,248.12
Step by Step Solution
- Step 1: Write the proportion equation
477,817.74 : 716,726.57 = 122,832.09 : x - Step 2: Convert to fraction form
477,817.74/716,726.57 = 122,832.09/x - Step 3: Cross multiply
477,817.74x = 716,726.57 × 122,832.09 - Step 4: Simplify right side
477,817.74x = 88,037,021,937.47 - Step 5: Solve for x
x = 88,037,021,937.47/477,817.74 - Step 6: Final answer
x = 184,248.12
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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.