Finding the Fourth Proportional to 536,497.60, 804,854.40 and 157,417.60
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Solution
The fourth proportional to 536,497.60, 804,854.40 and 157,417.60 is: 236,158.09
Step by Step Solution
- Step 1: Write the proportion equation
536,497.60 : 804,854.40 = 157,417.60 : x - Step 2: Convert to fraction form
536,497.60/804,854.40 = 157,417.60/x - Step 3: Cross multiply
536,497.60x = 804,854.40 × 157,417.60 - Step 4: Simplify right side
536,497.60x = 126,698,247,997.44 - Step 5: Solve for x
x = 126,698,247,997.44/536,497.60 - Step 6: Final answer
x = 236,158.09
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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.