Finding the Fourth Proportional to 750,558.60, 1,125,837.90 and 376,446.60
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Solution
The fourth proportional to 750,558.60, 1,125,837.90 and 376,446.60 is: 564,669.90
Step by Step Solution
- Step 1: Write the proportion equation
750,558.60 : 1,125,837.90 = 376,446.60 : x - Step 2: Convert to fraction form
750,558.60/1,125,837.90 = 376,446.60/x - Step 3: Cross multiply
750,558.60x = 1,125,837.90 × 376,446.60 - Step 4: Simplify right side
750,558.60x = 423,817,849,606.14 - Step 5: Solve for x
x = 423,817,849,606.14/750,558.60 - Step 6: Final answer
x = 564,669.90
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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.