Finding the Fourth Proportional to 402,796.76, 604,156.08 and 122,316.44
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Solution
The fourth proportional to 402,796.76, 604,156.08 and 122,316.44 is: 183,462.80
Step by Step Solution
- Step 1: Write the proportion equation
402,796.76 : 604,156.08 = 122,316.44 : x - Step 2: Convert to fraction form
402,796.76/604,156.08 = 122,316.44/x - Step 3: Cross multiply
402,796.76x = 604,156.08 × 122,316.44 - Step 4: Simplify right side
402,796.76x = 73,898,220,909.96 - Step 5: Solve for x
x = 73,898,220,909.96/402,796.76 - Step 6: Final answer
x = 183,462.80
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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.