Finding the Fourth Proportional to 527,037.10, 728,536.97 and 470,239.36
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Solution
The fourth proportional to 527,037.10, 728,536.97 and 470,239.36 is: 650,023.99
Step by Step Solution
- Step 1: Write the proportion equation
527,037.10 : 728,536.97 = 470,239.36 : x - Step 2: Convert to fraction form
527,037.10/728,536.97 = 470,239.36/x - Step 3: Cross multiply
527,037.10x = 728,536.97 × 470,239.36 - Step 4: Simplify right side
527,037.10x = 342,586,758,509.14 - Step 5: Solve for x
x = 342,586,758,509.14/527,037.10 - Step 6: Final answer
x = 650,023.99
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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.