Finding the Fourth Proportional to 370,017.09, 510,586.79 and 208,841.09
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Solution
The fourth proportional to 370,017.09, 510,586.79 and 208,841.09 is: 288,179.93
Step by Step Solution
- Step 1: Write the proportion equation
370,017.09 : 510,586.79 = 208,841.09 : x - Step 2: Convert to fraction form
370,017.09/510,586.79 = 208,841.09/x - Step 3: Cross multiply
370,017.09x = 510,586.79 × 208,841.09 - Step 4: Simplify right side
370,017.09x = 106,631,498,166.06 - Step 5: Solve for x
x = 106,631,498,166.06/370,017.09 - Step 6: Final answer
x = 288,179.93
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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.