Finding the Fourth Proportional to 556,358.24, 767,774.56 and 301,709.36
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Solution
The fourth proportional to 556,358.24, 767,774.56 and 301,709.36 is: 416,359.02
Step by Step Solution
- Step 1: Write the proportion equation
556,358.24 : 767,774.56 = 301,709.36 : x - Step 2: Convert to fraction form
556,358.24/767,774.56 = 301,709.36/x - Step 3: Cross multiply
556,358.24x = 767,774.56 × 301,709.36 - Step 4: Simplify right side
556,358.24x = 231,644,771,121.88 - Step 5: Solve for x
x = 231,644,771,121.88/556,358.24 - Step 6: Final answer
x = 416,359.02
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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.