Finding the Fourth Proportional to 556,886.91, 768,504.50 and 302,238.21
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Solution
The fourth proportional to 556,886.91, 768,504.50 and 302,238.21 is: 417,089.03
Step by Step Solution
- Step 1: Write the proportion equation
556,886.91 : 768,504.50 = 302,238.21 : x - Step 2: Convert to fraction form
556,886.91/768,504.50 = 302,238.21/x - Step 3: Cross multiply
556,886.91x = 768,504.50 × 302,238.21 - Step 4: Simplify right side
556,886.91x = 232,271,422,945.75 - Step 5: Solve for x
x = 232,271,422,945.75/556,886.91 - Step 6: Final answer
x = 417,089.03
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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.