Finding the Fourth Proportional to 254,071.99, 349,739.35 and 219,601.02
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Solution
The fourth proportional to 254,071.99, 349,739.35 and 219,601.02 is: 302,288.80
Step by Step Solution
- Step 1: Write the proportion equation
254,071.99 : 349,739.35 = 219,601.02 : x - Step 2: Convert to fraction form
254,071.99/349,739.35 = 219,601.02/x - Step 3: Cross multiply
254,071.99x = 349,739.35 × 219,601.02 - Step 4: Simplify right side
254,071.99x = 76,803,117,994.14 - Step 5: Solve for x
x = 76,803,117,994.14/254,071.99 - Step 6: Final answer
x = 302,288.80
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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.