Finding the Fourth Proportional to 566,866.24, 782,330.60 and 423,377.12
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Solution
The fourth proportional to 566,866.24, 782,330.60 and 423,377.12 is: 584,301.64
Step by Step Solution
- Step 1: Write the proportion equation
566,866.24 : 782,330.60 = 423,377.12 : x - Step 2: Convert to fraction form
566,866.24/782,330.60 = 423,377.12/x - Step 3: Cross multiply
566,866.24x = 782,330.60 × 423,377.12 - Step 4: Simplify right side
566,866.24x = 331,220,876,315.87 - Step 5: Solve for x
x = 331,220,876,315.87/566,866.24 - Step 6: Final answer
x = 584,301.64
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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.