Finding the Fourth Proportional to 370,917.06, 511,887.14 and 207,572.19
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Solution
The fourth proportional to 370,917.06, 511,887.14 and 207,572.19 is: 286,461.71
Step by Step Solution
- Step 1: Write the proportion equation
370,917.06 : 511,887.14 = 207,572.19 : x - Step 2: Convert to fraction form
370,917.06/511,887.14 = 207,572.19/x - Step 3: Cross multiply
370,917.06x = 511,887.14 × 207,572.19 - Step 4: Simplify right side
370,917.06x = 106,253,533,644.78 - Step 5: Solve for x
x = 106,253,533,644.78/370,917.06 - Step 6: Final answer
x = 286,461.71
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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.