Finding the Fourth Proportional to 375,392.04, 518,036.94 and 203,307.18
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Solution
The fourth proportional to 375,392.04, 518,036.94 and 203,307.18 is: 280,561.70
Step by Step Solution
- Step 1: Write the proportion equation
375,392.04 : 518,036.94 = 203,307.18 : x - Step 2: Convert to fraction form
375,392.04/518,036.94 = 203,307.18/x - Step 3: Cross multiply
375,392.04x = 518,036.94 × 203,307.18 - Step 4: Simplify right side
375,392.04x = 105,320,629,407.23 - Step 5: Solve for x
x = 105,320,629,407.23/375,392.04 - Step 6: Final answer
x = 280,561.70
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1.5x scale
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.