Finding the Fourth Proportional to 248,027.99, 342,340.64 and 152,479.32
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Solution
The fourth proportional to 248,027.99, 342,340.64 and 152,479.32 is: 210,459.59
Step by Step Solution
- Step 1: Write the proportion equation
248,027.99 : 342,340.64 = 152,479.32 : x - Step 2: Convert to fraction form
248,027.99/342,340.64 = 152,479.32/x - Step 3: Cross multiply
248,027.99x = 342,340.64 × 152,479.32 - Step 4: Simplify right side
248,027.99x = 52,199,867,233.17 - Step 5: Solve for x
x = 52,199,867,233.17/248,027.99 - Step 6: Final answer
x = 210,459.59
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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.