Finding the Fourth Proportional to 692,733.06, 1,038,908.97 and 237,317.58
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Solution
The fourth proportional to 692,733.06, 1,038,908.97 and 237,317.58 is: 355,911.07
Step by Step Solution
- Step 1: Write the proportion equation
692,733.06 : 1,038,908.97 = 237,317.58 : x - Step 2: Convert to fraction form
692,733.06/1,038,908.97 = 237,317.58/x - Step 3: Cross multiply
692,733.06x = 1,038,908.97 × 237,317.58 - Step 4: Simplify right side
692,733.06x = 246,551,362,600.69 - Step 5: Solve for x
x = 246,551,362,600.69/692,733.06 - Step 6: Final answer
x = 355,911.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.